{"id":49,"date":"2024-09-21T12:37:08","date_gmt":"2024-09-21T12:37:08","guid":{"rendered":"https:\/\/pixelsconverter.online\/?page_id=49"},"modified":"2025-11-10T17:53:02","modified_gmt":"2025-11-10T17:53:02","slug":"px-to-rem-converter","status":"publish","type":"page","link":"https:\/\/toolsmate.online\/vi\/px-to-rem-converter\/","title":{"rendered":"B\u1ed9 chuy\u1ec3n \u0111\u1ed5i PX sang REM"},"content":{"rendered":"<style>.kb-row-layout-id49_8bfd63-cc > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id49_8bfd63-cc > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id49_8bfd63-cc > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1100px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id49_8bfd63-cc > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id49_8bfd63-cc > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id49_8bfd63-cc > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id49_8bfd63-cc alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column49_9c9a50-14 > .kt-inside-inner-col,.kadence-column49_9c9a50-14 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column49_9c9a50-14 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column49_9c9a50-14 > .kt-inside-inner-col{flex-direction:column;}.kadence-column49_9c9a50-14 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column49_9c9a50-14 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column49_9c9a50-14{position:relative;}@media all and (max-width: 1024px){.kadence-column49_9c9a50-14 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column49_9c9a50-14 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column49_9c9a50-14\"><div class=\"kt-inside-inner-col\">\n<h1 class=\"wp-block-heading has-theme-palette-9-color has-text-color has-link-color wp-elements-3f332e493104841b125e7787ddc3366b\">B\u1ed8 CHUY\u1ec2N \u0110\u1ed4I PX SANG REM<\/h1>\n<\/div><\/div>\n\n\n<style>.kadence-column49_7876bc-c9 > .kt-inside-inner-col,.kadence-column49_7876bc-c9 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column49_7876bc-c9 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column49_7876bc-c9 > .kt-inside-inner-col{flex-direction:column;}.kadence-column49_7876bc-c9 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column49_7876bc-c9 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column49_7876bc-c9{position:relative;}@media all and (max-width: 1024px){.kadence-column49_7876bc-c9 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column49_7876bc-c9 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column49_7876bc-c9\"><div class=\"kt-inside-inner-col\">\n<div class=\"container\">\n    <div class=\"input-group\">\n        <input type=\"number\" id=\"pxInput\" placeholder=\"Nh\u1eadp gi\u00e1 tr\u1ecb px\">\n        <label for=\"pxInput\">Pixel (PX)<\/label>\n    <\/div>\n     <!-- Icon placed between the input fields -->\n    <span id=\"convertIcon\" class=\"rotate-icon\">\n        <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 52 52\" fill=\"#000000\" class=\"CalculatorField_calculator-field__reverse-icon__vb2AT\">\n            <g>\n                <path d=\"M48.5,2h-3C44.7,2,44,2.7,44,3.5v7c0,0.9-1,1.5-1.6,0.8l0,0C37.7,6.1,31,3.4,23.7,4.1 c-2.6,0.2-5.1,1-7.4,2.2c-1.2,0.6-2.4,1.3-3.4,2.1c-0.7,0.5-0.8,1.6-0.2,2.3l2.1,2.1c0.5,0.5,1.3,0.6,1.9,0.2 c1.2-0.8,2.5-1.5,3.9-2.1c0.6-0.2,1.3-0.4,2-0.6c6.3-1.2,12.3,1.3,15.7,5.4c1.2,1.4,0.3,2.3-0.7,2.3h-7c-0.8,0-1.6,0.7-1.6,1.5v3 c0,0.8,0.8,1.5,1.6,1.5h18.2c0.7,0,1.2-0.6,1.2-1.3V3.5C50,2.7,49.3,2,48.5,2z\"><\/path>\n                <path d=\"M39.4,37.4c-0.6-0.6-1.5-0.6-2.1,0c-1.6,1.6-3.6,2.9-5.8,3.7c-0.6,0.2-1.3,0.4-2,0.6 c-6.3,1.2-12.3-1.3-15.7-5.4c-1.2-1.4-0.3-2.3,0.7-2.3h7c0.8,0,1.5-0.7,1.5-1.5v-3c0-0.8-0.7-1.5-1.5-1.5H3.3C2.6,28,2,28.6,2,29.3 v19.2C2,49.3,2.7,50,3.5,50h3C7.3,50,8,49.3,8,48.5v-7c0-0.9,1-1.5,1.6-0.8l0,0c4.6,5.2,11.4,7.9,18.7,7.2c2.6-0.2,5.1-1,7.4-2.2 c2.2-1.1,4.1-2.5,5.7-4.1c0.6-0.6,0.6-1.6,0-2.1L39.4,37.4z\"><\/path>\n            <\/g>\n        <\/svg>\n    <\/span>\n    \n    <div class=\"input-group\">\n        <input type=\"number\" id=\"remInput\" placeholder=\"Nh\u1eadp gi\u00e1 tr\u1ecb REM\">\n        <label for=\"remInput\">REM<\/label>\n    <\/div>\n    <div class=\"result\" id=\"resultDisplay\">K\u1ebft qu\u1ea3 s\u1ebd \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb \u1edf \u0111\u00e2y<\/div>\n<\/div>\n\n<script>\n    const defaultRemValue = 24; \/\/ Default REM value\n    const pxInput = document.getElementById('pxInput');\n    const remInput = document.getElementById('remInput');\n    const resultDisplay = document.getElementById('resultDisplay');\n    const copyIcon = document.createElement('span'); \/\/ Create the copy icon container\n\n    \/\/ Set the default value of the REM input field\n    remInput.value = defaultRemValue;\n\n    \/\/ Function to convert PX to REM\n    function convertPxToRem() {\n        const pxValue = parseFloat(pxInput.value);\n        const remValue = parseFloat(remInput.value); \/\/ Use the current REM input value\n        if (!isNaN(pxValue) && !isNaN(remValue)) {\n            const resultRem = pxValue \/ remValue;\n            resultDisplay.textContent = resultRem.toFixed(2) + 'rem'; \/\/ Display the REM value with 'rem' unit\n        } else {\n            resultDisplay.textContent = 'Result will be shown here';\n        }\n        resultDisplay.appendChild(copyIcon); \/\/ Append the copy icon next to the result\n    }\n\n    \/\/ Add event listeners for both input fields\n    pxInput.addEventListener('input', convertPxToRem);\n    remInput.addEventListener('input', convertPxToRem); \/\/ Re-use the same function for REM input changes\n\n    \/\/ Add the SVG copy icon directly next to the result text\n    copyIcon.innerHTML = `<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" height=\"24\" viewBox=\"0 0 24 24\" width=\"24\">\n      <path d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/>\n    <\/svg>`;\n    copyIcon.style.cursor = 'pointer';\n    copyIcon.style.marginLeft = '10px'; \/\/ Add some space between result and icon\n    copyIcon.style.verticalAlign = 'middle'; \/\/ Align the icon properly with the text\n    copyIcon.style.transition = 'transform 0.3s ease'; \/\/ Animation on click\n\n    \/\/ Function to copy result to clipboard when the icon is clicked\n    copyIcon.addEventListener('click', function() {\n        const remValue = resultDisplay.textContent;\n        if (remValue && remValue !== 'Result will be shown here') {\n            const valueToCopy = remValue.replace('rem', '').trim(); \/\/ Remove the 'rem' unit and trim the value\n            navigator.clipboard.writeText(valueToCopy).then(() => {\n                \/\/ Animation: Copy icon will grow slightly and then shrink back to indicate the action\n                copyIcon.style.transform = 'scale(1.2)'; \/\/ Enlarge the icon slightly\n                setTimeout(() => {\n                    copyIcon.style.transform = 'scale(1)'; \/\/ Return to original size after animation\n                }, 200);\n            }).catch(err => {\n                console.error('Failed to copy text:', err);\n            });\n        }\n    });\n    copyIcon.classList.add('copy-icon'); \/\/ Add the base class to the icon\n    \n    \/\/ Add event listener for the icon if you want additional functionality on click\ndocument.getElementById('convertIcon').addEventListener('click', function() {\n    \/\/ Redirect to a new page or perform any action when clicked\n    window.location.href = 'https:\/\/toolsmate.online\/rem-to-px-converter';\n});\n<\/script>\n<style>\n.container {\n    background-color: #fff;\n    padding: 30px;\n    border-radius: 10px;\n    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);\n    max-width: 600px;\n    width: 100%;\n    display: flex;\n    flex-direction: column;\n    align-items: center; \/* Center content horizontally *\/\n}\n\n.input-group {\n    position: relative;\n    width: 100%; \/* Full width for the input fields *\/\n    display: flex;\n    justify-content: space-between; \/* Align inputs on both sides *\/\n}\n\nlabel {\n    position: absolute;\n    top: -6px;\n    left: 15px;\n    background-color: #fff;\n    padding: 0 5px;\n    font-size: 0.9rem;\n    color: #007bff;\n}\n\n.rotate-icon {\n    padding:10px;\n    display: inline-block;\n    cursor: pointer;\n    transition: transform 0.5s ease;\n    margin: 0 20px;\n    align-self: center; \/* Centers the icon between inputs *\/\n}\n\n.rotate-icon:hover {\n    transform: rotate(360deg);\n}\n\n#converterLink {\n    display: block;\n    margin-top: 20px;\n    font-size: 16px;\n    color: blue;\n    text-decoration: underline;\n}\n\n.result {\n    text-align: center;\n    font-size: 1.2rem;\n    font-weight: 600;\n    margin-top: 10px;\n    padding: 8px 10px;\n    background-color: #e7f3ff;\n    border-radius: 4px;\n    width:100%;\n}\n\n\/* Add transition for the copy icon *\/\n.copy-icon {\n    cursor: pointer;\n    margin-left: 10px;\n    vertical-align: middle;\n    transition: background-color 0.3s ease, transform 0.3s ease;\n    padding: 5px;\n    border-radius: 20%; \/* Make the icon look better with rounded corners *\/\n}\n\n@media (max-width: 600px) {\n    .container {\n        padding: 35px 15px;\n    }\n\n    .result {\n        font-size: 1rem;\n    }\n}\n\n<\/style>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id49_7fa50a-4c > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id49_7fa50a-4c > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id49_7fa50a-4c > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1100px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id49_7fa50a-4c > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id49_7fa50a-4c > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id49_7fa50a-4c > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id49_7fa50a-4c alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column49_488f9d-73 > .kt-inside-inner-col,.kadence-column49_488f9d-73 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column49_488f9d-73 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column49_488f9d-73 > .kt-inside-inner-col{flex-direction:column;}.kadence-column49_488f9d-73 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column49_488f9d-73 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column49_488f9d-73, .kadence-column49_488f9d-73 h1, .kadence-column49_488f9d-73 h2, .kadence-column49_488f9d-73 h3, .kadence-column49_488f9d-73 h4, .kadence-column49_488f9d-73 h5, .kadence-column49_488f9d-73 h6{color:var(--global-palette9, #ffffff);}.kadence-column49_488f9d-73 a{color:var(--global-palette7, #EDF2F7);}.kadence-column49_488f9d-73{position:relative;}@media all and (max-width: 1024px){.kadence-column49_488f9d-73 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column49_488f9d-73 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column49_488f9d-73\"><div class=\"kt-inside-inner-col\">\n<h2 class=\"wp-block-heading\">T\u1eeb \u0111i\u1ec3m \u1ea3nh \u0111\u1ebfn REM trong nh\u00e1y m\u1eaft<\/h2>\n\n\n\n<p>\u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 chuy\u1ec3n \u0111\u1ed5i PX sang REM, m\u1ed9t c\u00f4ng c\u1ee5 thi\u1ebft k\u1ebf web r\u1ea5t quan tr\u1ecdng, cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 nh\u00e0 thi\u1ebft k\u1ebf chuy\u1ec3n \u0111\u1ed5i gi\u00e1 tr\u1ecb pixel (PX) sang \u0111\u01a1n v\u1ecb em g\u1ed1c (REM) m\u1ed9t c\u00e1ch c\u1ef1c k\u1ef3 nhanh ch\u00f3ng. Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i PX sang REM gi\u00fap trang web c\u1ee7a b\u1ea1n ph\u1ea3n h\u1ed3i nhanh h\u01a1n, kh\u1ea3 d\u1ee5ng h\u01a1n v\u00e0 c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh kh\u00e1c nhau.<\/p>\n\n\n\n<p>Cho d\u00f9 b\u1ea1n \u0111ang thi\u1ebft k\u1ebf m\u1ed9t trang web m\u1edbi hay b\u1ea1n c\u00f3 m\u1ed9t trang web c\u0169 v\u00e0 b\u1ea1n c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh trang web \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e0i \u0111\u1eb7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, khi s\u1eed d\u1ee5ng c\u00e1c \u0111\u01a1n v\u1ecb REM, b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ed1 c\u1ee5c c\u1ee7a trang web c\u1ee5 th\u1ec3 \u0111\u00f3 s\u1ebd \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e0i \u0111\u1eb7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, do \u0111\u00f3 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m xem m\u01b0\u1ee3t m\u00e0 v\u00e0 li\u1ec1n m\u1ea1ch cho m\u1ecdi ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Chuy\u1ec3n \u0111\u1ed5i PX sang REM l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p>CSS c\u0169ng ch\u0103m s\u00f3c <strong>PX (\u0111i\u1ec3m \u1ea3nh)<\/strong>,<strong> REM (g\u1ed1c em),<\/strong> \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 t\u00ednh k\u00edch th\u01b0\u1edbc c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n nh\u01b0 v\u0103n b\u1ea3n, l\u1ec1 v\u00e0 ph\u1ea7n \u0111\u1ec7m.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pixel (PX)<\/strong> l\u00e0 nh\u1eefng \u0111\u01a1n v\u1ecb tuy\u1ec7t \u0111\u1ed1i \u2013 ch\u00fang kh\u00f4ng thay \u0111\u1ed5i theo s\u1edf th\u00edch c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c k\u00edch th\u01b0\u1edbc m\u00e0n h\u00ecnh.<\/li>\n\n\n\n<li><strong>REM (G\u1ed1c EM)<\/strong>, ng\u01b0\u1ee3c l\u1ea1i, l\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb t\u01b0\u01a1ng \u0111\u1ed1i v\u1ec1 k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef c\u1ee7a ph\u1ea7n t\u1eed g\u1ed1c (th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong th\u1ebb).<\/li>\n<\/ul>\n\n\n\n<p>Ph\u00f4ng ch\u1eef m\u1eb7c \u0111\u1ecbnh th\u01b0\u1eddng l\u00e0 <strong>16px<\/strong> v\u1edbi h\u1ea7u h\u1ebft c\u00e1c tr\u00ecnh duy\u1ec7t. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0:<\/p>\n\n\n\n<pre class=\"wp-block-code has-theme-palette-9-color has-theme-palette-2-background-color has-text-color has-background has-link-color wp-elements-a7badbbdb6da8678aaac7e19e04d6cf7\"><code>1rem = 16px<\/code><\/pre>\n\n\n\n<p>Do \u0111\u00f3, khi PX v\u00e0 REM ho\u00e1n \u0111\u1ed5i cho nhau, b\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc to\u00e0n b\u1ed9 b\u1ed1 c\u1ee5c t\u00f9y theo k\u00edch th\u01b0\u1edbc g\u1ed1c \u0111\u00f3, t\u1ee9c l\u00e0 l\u00e0m cho thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n linh ho\u1ea1t h\u01a1n v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng h\u01a1n nhi\u1ec1u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1ed9t s\u1ed1 trang web tham kh\u1ea3o gi\u1ea3i th\u00edch r\u00f5 r\u00e0ng<\/h2>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-theme-palette-2-background-color has-background wp-element-button\" href=\"https:\/\/caniuse.com\/rem\">M\u1ed9t s\u1ed1 trang web tham kh\u1ea3o gi\u1ea3i th\u00edch r\u00f5 r\u00e0ng<\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-fill\"><a class=\"wp-block-button__link has-theme-palette-2-background-color has-background wp-element-button\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/length\">MDN \u2013 CSS<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-theme-palette-2-background-color has-background wp-element-button\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Learn\/CSS\/Building_blocks\/Values_and_units#numbers_lengths_and_percentages\">MDN \u2013 \u0110\u01a1n v\u1ecb CSS<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-theme-palette-2-background-color has-background wp-element-button\" href=\"https:\/\/www.w3schools.com\/cssref\/css_units.php\">W3Schools \u2013 \u0110\u01a1n v\u1ecb CSS<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-theme-palette-2-background-color has-background wp-element-button\" href=\"https:\/\/www.freecodecamp.org\/news\/what-is-rem-in-css\">FreeCodeCamp \u2013 REM trong CSS l\u00e0 g\u00ec?<\/a><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-theme-palette-2-background-color has-background wp-element-button\" href=\"https:\/\/cssunitconverter.vercel.app\/blog\/understanding-rem-unit-in-css\">B\u1ed9 chuy\u1ec3n \u0111\u1ed5i \u0111\u01a1n v\u1ecb CSS \u2013 Hi\u1ec3u v\u1ec1 \u0111\u01a1n v\u1ecb REM trong CSS<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i PX sang REM<\/h2>\n\n\n\n<p>C\u00f4ng th\u1ee9c t\u00ednh PX th\u00e0nh REM kh\u00e1 \u0111\u01a1n gi\u1ea3n:<\/p>\n\n\n\n<pre class=\"wp-block-code has-theme-palette-9-color has-theme-palette-2-background-color has-text-color has-background has-link-color wp-elements-95758ea96351020a8dd0037e8925519d\"><code>REM = PX \/ K\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef c\u01a1 b\u1ea3n<\/code><\/pre>\n\n\n\n<p><strong>V\u00ed d\u1ee5:<\/strong><\/p>\n\n\n\n<p>Gi\u1ea3 s\u1eed r\u1eb1ng thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n \u0111ang s\u1eed d\u1ee5ng <strong>16 pixel<\/strong> l\u00e0m ph\u00f4ng ch\u1eef c\u01a1 b\u1ea3n v\u00e0 b\u1ea1n c\u1ea7n thay \u0111\u1ed5i n\u00f3 th\u00e0nh <strong>32 pixel<\/strong> \u0111\u1ebfn REM:<\/p>\n\n\n\n<pre class=\"wp-block-code has-theme-palette-2-background-color has-background\"><code>32px \u00f7 16 = 2rem<\/code><\/pre>\n\n\n\n<p>V\u00ec v\u1eady, 32 pixel b\u1eb1ng <strong>2rem<\/strong>.<\/p>\n\n\n\n<p>Ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 nh\u1eadp c\u00f4ng th\u1ee9c n\u00e0y theo c\u00e1ch th\u1ee7 c\u00f4ng ho\u1eb7c ch\u1ec9 c\u1ea7n nh\u1eadp pixel v\u00e0o <strong>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i ToolsMate PX sang REM<\/strong> v\u00e0 b\u1ea1n s\u1ebd c\u00f3 k\u1ebft qu\u1ea3 chuy\u1ec3n \u0111\u1ed5i nh\u01b0ng kh\u00f4ng c\u1ea7n ph\u1ea3i t\u00ednh to\u00e1n l\u1ed7i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">PX \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean REM Converter.<\/h2>\n\n\n\n<p>C\u00e1c gi\u00e1 tr\u1ecb thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u1ecbch d\u1ec5 d\u00e0ng v\u00e0 nhanh ch\u00f3ng. H\u00e3y l\u00e0m theo c\u00e1c b\u01b0\u1edbc \u0111\u01a1n gi\u1ea3n sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nh\u1eadp Gi\u00e1 tr\u1ecb Pixel (PX):<\/strong><br>\u0110\u1ea7u v\u00e0o Ch\u1ecdn k\u00edch th\u01b0\u1edbc pixel m\u00e0 b\u1ea1n mu\u1ed1n chuy\u1ec3n \u0111\u1ed5i th\u00e0nh trong \u0111\u1ea7u v\u00e0o (v\u00ed d\u1ee5: 24px).<\/li>\n\n\n\n<li><strong>\u0110\u1eb7t k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef c\u01a1 b\u1ea3n:<\/strong><br>K\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef m\u1eb7c \u0111\u1ecbnh l\u00e0 <strong>16px<\/strong> nh\u01b0ng c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c n\u1ebfu k\u00edch th\u01b0\u1edbc g\u1ed1c kh\u00e1c nhau trong d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/li>\n\n\n\n<li><strong>Nh\u1ea5p v\u00e0o \u201cChuy\u1ec3n \u0111\u1ed5i\u201d:<\/strong><br>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i s\u1ebd cung c\u1ea5p cho b\u1ea1n t\u00edn hi\u1ec7u t\u1ee9c th\u1eddi v\u1ec1 \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed3ng c\u1ee7a gi\u00e1 tr\u1ecb REM.<\/li>\n\n\n\n<li><strong>Sao ch\u00e9p v\u00e0 s\u1eed d\u1ee5ng trong CSS c\u1ee7a b\u1ea1n:<\/strong><br>Th\u00eam gi\u00e1 tr\u1ecb \u0111\u00e3 s\u1eeda \u0111\u1ed5i c\u1ee7a REM v\u00e0o b\u1ea3ng \u0111\u1ecbnh ki\u1ec3u c\u00f3 t\u1ef7 l\u1ec7 ph\u1ea3n h\u1ed3i c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t quy tr\u00ecnh nhanh ch\u00f3ng cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ch\u01b0\u01a1ng tr\u00ecnh c\u00f3 \u0111\u01b0\u1ee3c v\u1ecb tr\u00ed, ph\u00f4ng ch\u1eef v\u00e0 b\u1ed1 c\u1ee5c chu\u1ea9n h\u00f3a cho m\u1ecdi k\u00edch th\u01b0\u1edbc m\u00e0n h\u00ecnh, di \u0111\u1ed9ng v\u00e0 m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u1ea1i sao n\u00ean s\u1eed d\u1ee5ng REM thay v\u00ec PX?<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u1ed1t h\u01a1n<\/strong><\/h3>\n\n\n\n<p>C\u00e1c \u0111\u01a1n v\u1ecb REM t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh theo k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef g\u1ed1c, \u0111\u1ea3m b\u1ea3o b\u1ed1 c\u1ee5c c\u1ee7a b\u1ea1n th\u00edch \u1ee9ng tr\u00ean m\u1ecdi thi\u1ebft b\u1ecb. Khi ng\u01b0\u1eddi d\u00f9ng t\u0103ng k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef m\u1eb7c \u0111\u1ecbnh c\u1ee7a tr\u00ecnh duy\u1ec7t \u0111\u1ec3 d\u1ec5 \u0111\u1ecdc h\u01a1n, thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng truy c\u1eadp<\/strong><\/h3>\n\n\n\n<p>Kh\u1ea3 n\u0103ng truy c\u1eadp web r\u1ea5t quan tr\u1ecdng. Thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean REM t\u00f4n tr\u1ecdng s\u1edf th\u00edch c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, cho ph\u00e9p nh\u1eefng ng\u01b0\u1eddi khi\u1ebfm th\u1ecb thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc v\u0103n b\u1ea3n m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng b\u1ed1 c\u1ee5c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. Thi\u1ebft k\u1ebf nh\u1ea5t qu\u00e1n<\/strong><\/h3>\n\n\n\n<p>S\u1eed d\u1ee5ng \u0111\u01a1n v\u1ecb REM mang l\u1ea1i s\u1ef1 \u0111\u1ed3ng nh\u1ea5t tr\u00ean to\u00e0n b\u1ed9 trang web c\u1ee7a b\u1ea1n. Ch\u1ec9 c\u1ea7n thay \u0111\u1ed5i c\u1ee1 ch\u1eef g\u1ed1c m\u1ed9t l\u1ea7n, t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n v\u0103n b\u1ea3n v\u00e0 kho\u1ea3ng c\u00e1ch s\u1ebd \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt theo t\u1ef7 l\u1ec7\u2014kh\u00f4ng c\u1ea7n ch\u1ec9nh s\u1eeda nhi\u1ec1u l\u1ea7n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. B\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng h\u01a1n<\/strong><\/h3>\n\n\n\n<p>V\u1edbi REM, b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t to\u00e0n b\u1ed9 t\u1ef7 l\u1ec7 thi\u1ebft k\u1ebf t\u1eeb m\u1ed9t n\u01a1i\u2014c\u1ee1 ch\u1eef g\u1ed1c. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m thi\u1ec3u truy v\u1ea5n ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Khi n\u00e0o b\u1ea1n v\u1eabn n\u00ean s\u1eed d\u1ee5ng PX?<\/strong><\/h2>\n\n\n\n<p>Trong khi REM l\u00fd t\u01b0\u1edfng cho ki\u1ec3u ch\u1eef v\u00e0 b\u1ed1 c\u1ee5c c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng, <strong>\u0111i\u1ec3m \u1ea3nh (PX)<\/strong> v\u1eabn gi\u1eef nguy\u00ean v\u1ecb tr\u00ed c\u1ee7a ch\u00fang. S\u1eed d\u1ee5ng PX cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 r\u1ed9ng \u0111\u01b0\u1eddng vi\u1ec1n ch\u00ednh x\u00e1c<\/li>\n\n\n\n<li>\u0110\u1ed9 l\u1ec7ch b\u00f3ng<\/li>\n\n\n\n<li>C\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng n\u00ean thay \u0111\u1ed5i t\u1ef7 l\u1ec7 (v\u00ed d\u1ee5: bi\u1ec3u t\u01b0\u1ee3ng ho\u1eb7c chi ti\u1ebft nh\u1ecf)<\/li>\n<\/ul>\n\n\n\n<p>K\u1ebft h\u1ee3p REM v\u00e0 PX m\u1ed9t c\u00e1ch chi\u1ebfn l\u01b0\u1ee3c t\u1ea1o ra s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa <strong>t\u00ednh linh ho\u1ea1t v\u00e0 ki\u1ec3m so\u00e1t<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">REM trong c\u00e1c khu\u00f4n kh\u1ed5 CSS hi\u1ec7n \u0111\u1ea1i<\/h2>\n\n\n\n<p>C\u00e1c \u0111\u01a1n v\u1ecb REM kh\u00e1 \u0111i\u1ec3n h\u00ecnh c\u1ee7a c\u00e1c khu\u00f4n kh\u1ed5 CSS ph\u1ed5 bi\u1ebfn (<strong>Bootstrap, Tailwind CSS<\/strong> V\u00e0 <strong>Giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng v\u1eadt li\u1ec7u<\/strong>) ph\u1ed5 bi\u1ebfn trong ki\u1ec3u ch\u1eef v\u00e0 kho\u1ea3ng c\u00e1ch. Vi\u1ec7c chu\u1ea9n h\u00f3a n\u00e0y s\u1ebd gi\u00fap thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng ph\u1ea3n h\u1ed3i v\u00e0 c\u00f3 th\u1ec3 truy c\u1eadp kh\u00f4ng ch\u1ec9 theo m\u1eb7c \u0111\u1ecbnh m\u00e0 c\u00f2n kh\u00f4ng c\u1ea7n t\u00ednh to\u00e1n ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n<p>Ng\u00e0y nay, vi\u1ec7c t\u1ef1 t\u1ea1o c\u00e1c d\u1ef1 \u00e1n c\u1ee7a ri\u00eang b\u1ea1n, c\u00f3 th\u1ec3 l\u00e0 CSS c\u1ee7a ri\u00eang b\u1ea1n ho\u1eb7c c\u00e1c khu\u00f4n kh\u1ed5 c\u1ee7a ri\u00eang b\u1ea1n, v\u1edbi vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c \u0111\u01a1n v\u1ecb REM, s\u1ebd \u0111\u01b0a b\u1ea1n v\u00e0o <strong>th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u1ec1 ph\u00e1t tri\u1ec3n web.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i PX sang REM.<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ef1 ch\u00ednh x\u00e1c<\/strong>:\u0110\u00e2y l\u00e0 c\u00f4ng th\u1ee9c to\u00e1n h\u1ecdc ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 bi\u1ebfn \u0111\u1ed5i m\u1ecdi gi\u00e1 tr\u1ecb.<\/li>\n\n\n\n<li><strong>Ti\u1ebft ki\u1ec7m th\u1eddi gian<\/strong>: B\u1ea1n c\u00f3 th\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a c\u00e1c nhi\u1ec7m v\u1ee5 b\u1eb1ng c\u00e1ch t\u00ednh to\u00e1n v\u00e0 c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 ngay l\u1eadp t\u1ee9c.<\/li>\n\n\n\n<li><strong>\u0110\u1ed9 u\u1ed1n cong ch\u00ednh:<\/strong> B\u1ea1n c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef cho ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng b\u1ea1n \u0111ang s\u1eed d\u1ee5ng.<\/li>\n\n\n\n<li><strong>Th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng:<\/strong> B\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i ghi nh\u1edb b\u1ea5t k\u1ef3 c\u00f4ng th\u1ee9c n\u00e0o, b\u1ea5t k\u1ec3 b\u1ea1n kh\u00f4ng th\u1ef1c h\u00e0nh nhi\u1ec1u \u0111\u1ebfn \u0111\u00e2u, b\u1ea1n ch\u1ec9 c\u1ea7n ch\u00e8n, nh\u1ea5n v\u00e0 sao ch\u00e9p.<\/li>\n\n\n\n<li><strong>SEO th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 kh\u1ea3 n\u0103ng truy c\u1eadp:<\/strong> H\u1ed7 tr\u1ee3 t\u1ea1o ra c\u00e1c bi\u1ec3u m\u1eabu t\u01b0\u01a1ng t\u00e1c v\u00e0 t\u0103ng t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng v\u00e0 ghi nh\u1edb.<\/li>\n<\/ul>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id49_3b7f04-bb > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id49_3b7f04-bb > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id49_3b7f04-bb > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1100px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id49_3b7f04-bb > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id49_3b7f04-bb > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id49_3b7f04-bb > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id49_3b7f04-bb alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column49_3d4bfe-85 > .kt-inside-inner-col,.kadence-column49_3d4bfe-85 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column49_3d4bfe-85 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column49_3d4bfe-85 > .kt-inside-inner-col{flex-direction:column;}.kadence-column49_3d4bfe-85 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column49_3d4bfe-85 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column49_3d4bfe-85{position:relative;}@media all and (max-width: 1024px){.kadence-column49_3d4bfe-85 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column49_3d4bfe-85 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column49_3d4bfe-85\"><div class=\"kt-inside-inner-col\">\n<table>\n    <tr>\n      <th>PX<\/th>\n      <th>REM<\/th>\n    <\/tr>\n    <tr><td>10px<\/td><td>0,625rem<\/td><\/tr>\n    <tr><td>20px<\/td><td>1,25rem<\/td><\/tr>\n    <tr><td>30px<\/td><td>1,875rem<\/td><\/tr>\n    <tr><td>40px<\/td><td>2,5rem<\/td><\/tr>\n    <tr><td>50px<\/td><td>3,125rem<\/td><\/tr>\n    <tr><td>60px<\/td><td>3,75rem<\/td><\/tr>\n    <tr><td>70px<\/td><td>4,375rem<\/td><\/tr>\n    <tr><td>80px<\/td><td>5rem<\/td><\/tr>\n    <tr><td>90px<\/td><td>5,625rem<\/td><\/tr>\n    <tr><td>100px<\/td><td>6,25rem<\/td><\/tr>\n    <tr><td>110px<\/td><td>6,875rem<\/td><\/tr>\n    <tr><td>120px<\/td><td>7,5rem<\/td><\/tr>\n    <tr><td>130px<\/td><td>8,125rem<\/td><\/tr>\n    <tr><td>140px<\/td><td>8,75rem<\/td><\/tr>\n    <tr><td>150px<\/td><td>9,375rem<\/td><\/tr>\n    <tr><td>160px<\/td><td>10rem<\/td><\/tr>\n    <tr><td>170px<\/td><td>10,625rem<\/td><\/tr>\n    <tr><td>180px<\/td><td>11,25rem<\/td><\/tr>\n    <tr><td>190px<\/td><td>11.875rem<\/td><\/tr>\n    <tr><td>200px<\/td><td>12,5rem<\/td><\/tr>\n    <tr><td>210px<\/td><td>13,125rem<\/td><\/tr>\n    <tr><td>220px<\/td><td>13,75rem<\/td><\/tr>\n    <tr><td>230px<\/td><td>14,375rem<\/td><\/tr>\n    <tr><td>240px<\/td><td>15rem<\/td><\/tr>\n    <tr><td>250px<\/td><td>15.625rem<\/td><\/tr>\n  <\/table>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id49_aa23ba-6a > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id49_aa23ba-6a > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id49_aa23ba-6a > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1100px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id49_aa23ba-6a > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id49_aa23ba-6a > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id49_aa23ba-6a > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id49_aa23ba-6a alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column49_38cb55-16 > .kt-inside-inner-col,.kadence-column49_38cb55-16 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column49_38cb55-16 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column49_38cb55-16 > .kt-inside-inner-col{flex-direction:column;}.kadence-column49_38cb55-16 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column49_38cb55-16 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column49_38cb55-16{position:relative;}@media all and (max-width: 1024px){.kadence-column49_38cb55-16 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column49_38cb55-16 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column49_38cb55-16\"><div class=\"kt-inside-inner-col\">\n<h2 class=\"wp-block-heading has-theme-palette-9-color has-text-color has-link-color wp-elements-46114dc46d2cb092b9b7ec1914f4ef10\">Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u1ec1 chuy\u1ec3n \u0111\u1ed5i PX sang REM.<\/h2>\n\n\n\n<h3 class=\"wp-block-heading has-theme-palette-9-color has-text-color has-link-color wp-elements-d6a354c94f928bfc71f618596131ab95\">1. \u0110\u1eb7t k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef c\u01a1 s\u1edf logic:<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-2814d971e0fab362586fd6d42f0534c0\">\u0110\u1ecdc b\u1eb1ng ph\u00f4ng ch\u1eef c\u00f3 k\u00edch th\u01b0\u1edbc t\u1eeb 14 \u0111\u1ebfn 18 \u0111i\u1ec3m.<br><strong>V\u00ed d\u1ee5:<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code has-theme-palette-9-color has-theme-palette-2-background-color has-text-color has-background\"><code>html { c\u1ee1 ch\u1eef: 16px; }<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading has-theme-palette-9-color has-text-color has-link-color wp-elements-6853b0f854dca2c3d4a039c1eb6f2ceb\">2. Ph\u00f4ng ch\u1eef: Ki\u1ec3u ch\u1eef REM:<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-5686fb1ff135aef9c860526a00574e44\">Vi\u1ec7c \u00e1p d\u1ee5ng k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef, kho\u1ea3ng \u0111\u1ec7m v\u00e0 l\u1ec1 \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng REM.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-theme-palette-9-color has-text-color has-link-color wp-elements-e5ce690ab3736bca7f7935687d66ad74\">3. S\u1eed d\u1ee5ng PX cho c\u00e1c ph\u1ea7n t\u1eed c\u1ed1 \u0111\u1ecbnh:<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-ea3ab8f5a258a164131d7a31b3cf6215\">S\u1eed d\u1ee5ng Reserve PX \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c v\u00f9ng m\u00e0n h\u00ecnh kh\u00f4ng c\u1ea7n thi\u1ebft ph\u1ea3i thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-theme-palette-9-color has-text-color has-link-color wp-elements-4545213b3bb8fce70f1c414027a61265\">4. Ki\u1ec3m tra kh\u1ea3 n\u0103ng ph\u1ea3n h\u1ed3i:<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-7daa74fa148a83c9c7d8f1d8bbfbe807\">H\u01a1n n\u1eefa, b\u1ea1n ph\u1ea3i ki\u1ec3m tra trang web c\u1ee7a m\u00ecnh tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c kh\u00eda c\u1ea1nh d\u1ef1a tr\u00ean REM c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd theo quy m\u00f4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Y\u00eau c\u1ea7u tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p giao thoa<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Chuy\u1ec3n \u0111\u1ed5i PX sang REM l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-6b2820cd24d557913a3f70624665d9c2\">N\u00f3 bao g\u1ed3m vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i c\u00e1c gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1c \u0111i\u1ec3m \u1ea3nh c\u1ed1 \u0111\u1ecbnh th\u00e0nh c\u00e1c gi\u00e1 tr\u1ecb c\u1ee7a k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a g\u1ed1c theo c\u00e1ch m\u00e0 thi\u1ebft k\u1ebf web c\u1ee7a b\u1ea1n s\u1ebd kh\u00f4ng tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 n\u1ebfu t\u1ef7 l\u1ec7 v\u0103n b\u1ea3n tr\u00ean c\u00e1c ti\u1ec7n \u00edch c\u1ee7a b\u1ea1n c\u00f3 v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. K\u00edch th\u01b0\u1edbc m\u1eb7c \u0111\u1ecbnh c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n REM l\u00e0 bao nhi\u00eau?<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-2570bce660578fd7d82324455bdb0d17\">\u0110\u00e2y l\u00e0 ph\u00f4ng ch\u1eef m\u1eb7c \u0111\u1ecbnh c\u00f3 16 pixel v\u00e0 k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i th\u00e0nh m\u1ed9t s\u1ed1 ph\u00f4ng ch\u1eef kh\u00e1c m\u00e0 ng\u01b0\u1eddi d\u00f9ng mong mu\u1ed1n v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a CSS.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. C\u00f3 th\u1ec3 thay \u0111\u1ed5i ph\u00f4ng ch\u1eef c\u01a1 b\u1ea3n c\u1ee7a b\u1ed9 chuy\u1ec3n \u0111\u1ed5i kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-54d53b1a0911ea0228f26b0889331239\">C\u00f3! B\u1ed9 chuy\u1ec3n \u0111\u1ed5i m\u00e0 ToolsMate cung c\u1ea5p s\u1ebd cho ph\u00e9p b\u1ea1n nh\u1eadp k\u00edch th\u01b0\u1edbc ph\u00f4ng ch\u1eef c\u01a1 s\u1edf m\u00e0 b\u1ea1n c\u1ea7n t\u00f9y theo nhu c\u1ea7u c\u1ee7a b\u1ea1n trong m\u1ed9t d\u1ef1 \u00e1n c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u0110i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a REM so v\u1edbi thi\u1ebft k\u1ebf \u0111\u00e1p \u1ee9ng l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-867014e64f25fbec2c23c787a3774651\">Ph\u00f4ng ch\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u1ed1 c\u1ee5c c\u1ee7a b\u1ea1n s\u1ebd t\u1ef1 \u0111\u1ed9ng hi\u1ec3n th\u1ecb theo ph\u00f4ng ch\u1eef m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 v\u00e0 s\u1ebd gi\u00fap b\u1ed1 c\u1ee5c c\u1ee7a b\u1ea1n d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 gi\u1ed1ng nhau tr\u00ean m\u1ecdi thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. B\u1ea1n c\u00f3 th\u1ec3 ngh\u0129 ra m\u00f4i tr\u01b0\u1eddng n\u00e0o kh\u00e1c m\u00e0 PX c\u1ea3m th\u1ea5y tho\u1ea3i m\u00e1i h\u01a1n kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-219f783ca53bbda0093800d1e17d5168\">C\u00f3. Kh\u00f4ng c\u1ea7n b\u1ea5t k\u1ef3 s\u1ef1 thay \u0111\u1ed5i t\u1ef7 l\u1ec7 n\u00e0o: PX \u1edf c\u00e1c c\u1ea1nh, b\u00f3ng \u0111\u1ed5 ho\u1eb7c \u0111\u1ed3 h\u1ecda ho\u00e0n h\u1ea3o \u0111\u1ebfn t\u1eebng pixel.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-theme-palette-9-color has-text-color has-link-color wp-elements-b2b676e5f1d371524d2527ad153860b6\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-2d2c5e88f18def39e9142a9c1c89f713\">Vi\u1ec7c s\u1eed d\u1ee5ng <strong>\u0110\u01a1n v\u1ecb REM tr\u00e1i ng\u01b0\u1ee3c v\u1edbi PX<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0 \u0111\u1ed3ng th\u1eddi h\u1eefu \u00edch nh\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng trang web c\u1ee7a b\u1ea1n s\u1ebd ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng.<br><strong>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i ToolsMate PX sang REM<\/strong> l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m t\u1ed1t cho ph\u00e9p b\u1ea1n chuy\u1ec3n \u0111\u1ed5i gi\u00e1 tr\u1ecb pixel sang c\u00e1c \u0111\u01a1n v\u1ecb REM c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng b\u1ea5t k\u1ef3 l\u00fac n\u00e0o b\u1ea1n mu\u1ed1n, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian, k\u1ebft h\u1ee3p v\u1edbi t\u00ednh nh\u1ea5t qu\u00e1n trong thi\u1ebft k\u1ebf tr\u00ean m\u1ecdi m\u00e0n h\u00ecnh.<\/p>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-27009e23f70d4f5d9fefe88750d675b7\">B\u1eaft \u0111\u1ea7u thay \u0111\u1ed5i gi\u00e1 tr\u1ecb pixel c\u1ee7a b\u1ea1n nhanh nh\u1ea5t c\u00f3 th\u1ec3 v\u00e0 \u0111\u01b0a thi\u1ebft k\u1ebf CSS c\u1ee7a b\u1ea1n \u0111\u1ebfn giai \u0111o\u1ea1n m\u00e0 n\u00f3 <strong>linh ho\u1ea1t, d\u1ec5 \u0111\u1ecdc v\u00e0 ph\u1ea3n h\u1ed3i<\/strong> nh\u01b0 c\u00f3 th\u1ec3 x\u1ea3y ra ng\u00e0y nay.<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id49_35f06a-d2 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id49_35f06a-d2 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id49_35f06a-d2 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1100px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id49_35f06a-d2 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id49_35f06a-d2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id49_35f06a-d2 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id49_35f06a-d2 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column49_8575da-77 > .kt-inside-inner-col{display:flex;}.kadence-column49_8575da-77 > .kt-inside-inner-col{padding-top:var(--global-kb-spacing-xs, 1rem);padding-right:var(--global-kb-spacing-xs, 1rem);padding-bottom:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-xs, 1rem);}.kadence-column49_8575da-77 > .kt-inside-inner-col,.kadence-column49_8575da-77 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column49_8575da-77 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column49_8575da-77 > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;}.kadence-column49_8575da-77 > .kt-inside-inner-col > *, .kadence-column49_8575da-77 > .kt-inside-inner-col > figure.wp-block-image, .kadence-column49_8575da-77 > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column49_8575da-77 > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}.kadence-column49_8575da-77 > .kt-inside-inner-col{background-color:var(--global-palette9, #ffffff);}.kadence-column49_8575da-77 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column49_8575da-77{position:relative;}@media all and (max-width: 1024px){.kadence-column49_8575da-77 > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;}}@media all and (min-width: 768px) and (max-width: 1024px){.kadence-column49_8575da-77 > .kt-inside-inner-col > *, .kadence-column49_8575da-77 > .kt-inside-inner-col > figure.wp-block-image, .kadence-column49_8575da-77 > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column49_8575da-77 > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}@media all and (max-width: 767px){.kadence-column49_8575da-77 > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;justify-content:flex-start;}.kadence-column49_8575da-77 > .kt-inside-inner-col > *, .kadence-column49_8575da-77 > .kt-inside-inner-col > figure.wp-block-image, .kadence-column49_8575da-77 > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column49_8575da-77 > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column49_8575da-77 kb-section-dir-horizontal\"><div class=\"kt-inside-inner-col\">\n<h2 class=\"wp-block-heading has-theme-palette-2-color has-text-color has-link-color wp-elements-a04d189a467d53812db41a182944135e\">Th\u00eam chuy\u1ec3n \u0111\u1ed5i PX &amp; REM<\/h2>\n<\/div><\/div>\n\n\n<style>.kadence-column49_51c28d-9d > .kt-inside-inner-col{display:flex;}.kadence-column49_51c28d-9d > .kt-inside-inner-col{padding-top:var(--global-kb-spacing-xs, 1rem);padding-right:var(--global-kb-spacing-xs, 1rem);padding-bottom:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-xs, 1rem);}.kadence-column49_51c28d-9d > .kt-inside-inner-col,.kadence-column49_51c28d-9d > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column49_51c28d-9d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column49_51c28d-9d > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:flex-start;}.kadence-column49_51c28d-9d > .kt-inside-inner-col > *, .kadence-column49_51c28d-9d > .kt-inside-inner-col > figure.wp-block-image, .kadence-column49_51c28d-9d > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column49_51c28d-9d > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}.kt-row-column-wrap > .kadence-column49_51c28d-9d{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column49_51c28d-9d{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column49_51c28d-9d > .kt-inside-inner-col{align-items:flex-start;}.kadence-column49_51c28d-9d > .kt-inside-inner-col{background-color:var(--global-palette9, #ffffff);}.kadence-column49_51c28d-9d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column49_51c28d-9d, .kadence-column49_51c28d-9d h1, .kadence-column49_51c28d-9d h2, .kadence-column49_51c28d-9d h3, .kadence-column49_51c28d-9d h4, .kadence-column49_51c28d-9d h5, .kadence-column49_51c28d-9d h6{color:var(--global-palette2, #2B6CB0);}.kadence-column49_51c28d-9d a{color:var(--global-palette2, #2B6CB0);}.kadence-column49_51c28d-9d{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column49_51c28d-9d{align-self:flex-start;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column49_51c28d-9d{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column49_51c28d-9d > .kt-inside-inner-col{align-items:flex-start;}}@media all and (max-width: 1024px){.kadence-column49_51c28d-9d > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:flex-start;}}@media all and (min-width: 768px) and (max-width: 1024px){.kadence-column49_51c28d-9d > .kt-inside-inner-col > *, .kadence-column49_51c28d-9d > .kt-inside-inner-col > figure.wp-block-image, .kadence-column49_51c28d-9d > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column49_51c28d-9d > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column49_51c28d-9d{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column49_51c28d-9d{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column49_51c28d-9d > .kt-inside-inner-col{align-items:flex-start;}.kadence-column49_51c28d-9d > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;justify-content:flex-start;}.kadence-column49_51c28d-9d > .kt-inside-inner-col > *, .kadence-column49_51c28d-9d > .kt-inside-inner-col > figure.wp-block-image, .kadence-column49_51c28d-9d > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column49_51c28d-9d > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column49_51c28d-9d kb-section-dir-horizontal\"><div class=\"kt-inside-inner-col\">\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-cm-converter\/\">PX sang CM<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-em-converter\/\">PX sang EM<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-vw-converter\/\">PX sang VW<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-pt-converter\/\">PX sang PT<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-inch-converter\/\">PX \u0110\u1ebeN INCH<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-pc-converter\/\">PX sang PC<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-mm-converter\/\">PX sang MM<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-vh-converter\/\">PX sang VH<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/px-to-percentage-converter\/\">PX sang PH\u1ea6N TR\u0102M<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-pt-converter\/\">REM sang PT<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-in-converter\/\">REM sang IN<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-cm-converter\/\">REM sang CM<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-mm-converter\/\">REM sang MM<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-percent-converter\/\">REM sang PH\u1ea6N TR\u0102M<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-pc-converter\/\">REM sang PC<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-em-converter\/\">REM sang EM<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-vw-converter\/\">REM sang VW<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-vh-converter\/\">REM sang VH<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/toolsmate.online\/vi\/rem-to-px-converter\/\">REM sang PX<\/a><\/li>\n<\/ul>\n<\/div><\/div>\n\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>PX TO REM CONVERTER Pixels (PX) REM Result will be shown here Pixels to REM in a Flash This is a PX to REM Converter which is a very crucial web design tool that enables developers and designers to convert pixel values (PX) into root em (REM) units in a very fast way. Making your&#8230;<\/p>","protected":false},"author":3,"featured_media":3864,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"class_list":["post-49","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PX to REM Converter \u2013 The Definitive Guide for Web Developers<\/title>\n<meta name=\"description\" content=\"Optimize your web designs with our PX to REM converter. 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