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Normalize","css-reset-and-normalize",{"id":119,"name":587,"slug":588,"order_index":344,"topics":589},"Responsive Design","responsive-design",[590,594,598,602,606,610],{"id":591,"title":592,"slug":593,"order_index":253,"cornerstone":26,"reading_time_minutes":59},135,"Mobile-First & the Viewport","mobile-first-and-the-viewport",{"id":595,"title":596,"slug":597,"order_index":187,"cornerstone":26,"reading_time_minutes":55},136,"Media Queries","media-queries",{"id":599,"title":600,"slug":601,"order_index":192,"cornerstone":26,"reading_time_minutes":55},137,"Responsive Images & Video","responsive-images-and-video",{"id":603,"title":604,"slug":605,"order_index":197,"cornerstone":26,"reading_time_minutes":59},138,"Fluid Typography with clamp()","fluid-typography-with-clamp",{"id":607,"title":608,"slug":609,"order_index":202,"cornerstone":26,"reading_time_minutes":59},139,"Container Queries","container-queries",{"id":611,"title":612,"slug":613,"order_index":207,"cornerstone":26,"reading_time_minutes":71},140,"Responsive Navigation Pattern","responsive-navigation-pattern",{"id":124,"name":615,"slug":616,"order_index":344,"topics":617},"Transitions & Animation","transitions-animation",[618,622,626,630,634,638,642],{"id":619,"title":620,"slug":621,"order_index":212,"cornerstone":26,"reading_time_minutes":39},141,"CSS Transitions: Smooth State Changes with transition, @starting-style and allow-discrete","css-transitions",{"id":623,"title":624,"slug":625,"order_index":221,"cornerstone":26,"reading_time_minutes":35},142,"CSS 2D Transforms: translate, rotate, scale, skew and transform-origin","css-2d-transforms",{"id":627,"title":628,"slug":629,"order_index":226,"cornerstone":26,"reading_time_minutes":39},143,"CSS 3D Transforms: perspective, preserve-3d, rotateX\u002FY and backface-visibility","css-3d-transforms",{"id":631,"title":632,"slug":633,"order_index":235,"cornerstone":26,"reading_time_minutes":39},144,"CSS Keyframe Animations: @keyframes, animation shorthand, fill-mode and @property","css-keyframe-animations",{"id":635,"title":636,"slug":637,"order_index":240,"cornerstone":26,"reading_time_minutes":39},145,"CSS Scroll-Driven Animations: animation-timeline, scroll() and view()","css-scroll-driven-animations",{"id":639,"title":640,"slug":641,"order_index":245,"cornerstone":26,"reading_time_minutes":39},146,"CSS View Transitions API: Progressive Enhancement for Page and State Animations","css-view-transitions",{"id":643,"title":644,"slug":645,"order_index":250,"cornerstone":26,"reading_time_minutes":43},147,"Motion Accessibility and Performance: prefers-reduced-motion, will-change and Smooth 60fps Animations","motion-accessibility-prefers-reduced-motion-performance",{"data":647},{"id":547,"title":548,"slug":549,"content":648,"course":649,"subcategory":650,"author":651,"reading_time_minutes":43,"cornerstone":26,"schema_type":657,"faq_json":5,"video_url":5,"canonical_url":658,"meta_title":659,"meta_description":660,"og_image":5,"toc_json":661,"code_examples":742,"quiz":5,"exercises":767,"published_at":5,"updated_at":782,"prev":783,"next":784},"\u003Ch2 id=\"centering-techniques-in-css-how-to-center-anything\">Centering Techniques in CSS: How to Center Anything\u003C\u002Fh2>\u003Cp>\u003Cstrong>Focus keyword: how to center a div in CSS.\u003C\u002Fstrong> Centering is the most searched CSS question in the world. The good news: modern CSS makes it easy. In this lesson you will learn horizontal, vertical and perfect centering with text-align, margin auto, flexbox, grid, absolute positioning and more, and you will learn which method to choose for each situation.\u003C\u002Fp>\u003Ch3 id=\"trending-keywords-covered-in-this-lesson\">Trending keywords covered in this lesson\u003C\u002Fh3>\u003Cp>center a div horizontally and vertically, margin auto, flexbox center, grid place-items center, place-content center, text-align center, vertical-align middle, absolute center transform, inset 0 margin auto, align-self, justify-self, min-height 100dvh, center text vertically, center image, center button, CSS centering cheat sheet.\u003C\u002Fp>\u003Ch2 id=\"1-quick-decision-guide\">1. Quick Decision Guide\u003C\u002Fh2>\u003Cul>\u003Cli>Center text or inline content: \u003Ccode>text-align: center\u003C\u002Fcode>.\u003C\u002Fli>\u003Cli>Center a block horizontally: \u003Ccode>margin-inline: auto\u003C\u002Fcode> with a width.\u003C\u002Fli>\u003Cli>Center anything both ways: \u003Ccode>display: grid; place-items: center\u003C\u002Fcode>.\u003C\u002Fli>\u003Cli>Center items in a row or column: flexbox with \u003Ccode>justify-content\u003C\u002Fcode> and \u003Ccode>align-items\u003C\u002Fcode>.\u003C\u002Fli>\u003Cli>Center an overlay inside a positioned parent: \u003Ccode>position: absolute; inset: 0; margin: auto\u003C\u002Fcode>.\u003C\u002Fli>\u003C\u002Ful>\u003Ch2 id=\"2-horizontal-centering\">2. Horizontal Centering\u003C\u002Fh2>\u003Ch3 id=\"inline-content-text-align\">Inline content: text-align\u003C\u002Fh3>\u003Cp>\u003Ccode>text-align: center\u003C\u002Fcode> on the parent centers text, inline, inline-block and inline-flex children. It does not center a block element.\u003C\u002Fp>\u003Ch3 id=\"block-elements-margin-auto\">Block elements: margin auto\u003C\u002Fh3>\u003Cp>A block with a set width (or \u003Ccode>max-width\u003C\u002Fcode>, or \u003Ccode>width: fit-content\u003C\u002Fcode>) is centered with \u003Ccode>margin-inline: auto\u003C\u002Fcode> (same as \u003Ccode>margin: 0 auto\u003C\u002Fcode>). This is the standard way to center a page container.\u003C\u002Fp>\u003Ch2 id=\"3-vertical-centering\">3. Vertical Centering\u003C\u002Fh2>\u003Cul>\u003Cli>\u003Cstrong>Single line of text:\u003C\u002Fstrong> set \u003Ccode>line-height\u003C\u002Fcode> equal to the container height.\u003C\u002Fli>\u003Cli>\u003Cstrong>Inline-block:\u003C\u002Fstrong> \u003Ccode>vertical-align: middle\u003C\u002Fcode> on the items.\u003C\u002Fli>\u003Cli>\u003Cstrong>Flexbox:\u003C\u002Fstrong> \u003Ccode>display: flex; align-items: center\u003C\u002Fcode>.\u003C\u002Fli>\u003Cli>\u003Cstrong>Grid:\u003C\u002Fstrong> \u003Ccode>align-items: center\u003C\u002Fcode> or \u003Ccode>place-items: center\u003C\u002Fcode>.\u003C\u002Fli>\u003Cli>\u003Cstrong>Block layout (new):\u003C\u002Fstrong> \u003Ccode>align-content: center\u003C\u002Fcode> now works on normal block containers in modern browsers.\u003C\u002Fli>\u003C\u002Ful>\u003Cp>Note that \u003Ccode>margin: auto\u003C\u002Fcode> does not center vertically in normal block flow because auto vertical margins compute to 0. It works in flex and grid, and in absolute positioning with inset.\u003C\u002Fp>\u003Ch2 id=\"4-perfect-centering-both-axes\">4. Perfect Centering (Both Axes)\u003C\u002Fh2>\u003Ch3 id=\"method-1-grid-shortest\">Method 1: Grid (shortest)\u003C\u002Fh3>\u003Cp>\u003Ccode>display: grid; place-items: center;\u003C\u002Fcode> centers every child. \u003Ccode>place-content: center\u003C\u002Fcode> centers the whole grid tracks. For one child this is the shortest and most reliable method.\u003C\u002Fp>\u003Ch3 id=\"method-2-flexbox\">Method 2: Flexbox\u003C\u002Fh3>\u003Cp>\u003Ccode>display: flex; justify-content: center; align-items: center;\u003C\u002Fcode>. Use \u003Ccode>flex-direction: column\u003C\u002Fcode> to stack items while centering. Remember that \u003Ccode>justify-content\u003C\u002Fcode> follows the main axis and \u003Ccode>align-items\u003C\u002Fcode> follows the cross axis.\u003C\u002Fp>\u003Ch3 id=\"method-3-margin-auto-in-flex\">Method 3: Margin auto in flex\u003C\u002Fh3>\u003Cp>Inside a flex container, \u003Ccode>margin: auto\u003C\u002Fcode> on the child absorbs all free space in both directions and centers it. You can also use \u003Ccode>margin-left: auto\u003C\u002Fcode> to push one item to the far side, a common navigation trick.\u003C\u002Fp>\u003Ch3 id=\"method-4-absolute-with-inset-and-margin-auto\">Method 4: Absolute with inset and margin auto\u003C\u002Fh3>\u003Cp>Give the child a width and height, then \u003Ccode>position: absolute; inset: 0; margin: auto;\u003C\u002Fcode> inside a positioned parent.\u003C\u002Fp>\u003Ch3 id=\"method-5-absolute-with-transform\">Method 5: Absolute with transform\u003C\u002Fh3>\u003Cp>The classic trick: \u003Ccode>top: 50%; left: 50%; transform: translate(-50%, -50%)\u003C\u002Fcode>. It works without knowing the size, but transforms can blur text on some screens and create a stacking context.\u003C\u002Fp>\u003Ch2 id=\"5-full-page-centering\">5. Full Page Centering\u003C\u002Fh2>\u003Cp>To center in the whole viewport use \u003Ccode>min-height: 100dvh\u003C\u002Fcode> on the container (dvh handles mobile browser bars better than vh) together with grid or flex centering. Use \u003Ccode>min-height\u003C\u002Fcode> and not \u003Ccode>height\u003C\u002Fcode> so content can grow without overflow.\u003C\u002Fp>\u003Ch2 id=\"6-centering-images-and-media\">6. Centering Images and Media\u003C\u002Fh2>\u003Cp>Images are inline by default, so the parent can center them with text-align. If you set \u003Ccode>display: block\u003C\u002Fcode> on the image, use \u003Ccode>margin-inline: auto\u003C\u002Fcode>. For videos and iframes, wrap them in a container and center the container.\u003C\u002Fp>\u003Ch2 id=\"7-centering-the-last-row-in-a-wrapped-flex-layout\">7. Centering the Last Row in a Wrapped Flex Layout\u003C\u002Fh2>\u003Cp>\u003Ccode>justify-content: center\u003C\u002Fcode> with \u003Ccode>flex-wrap: wrap\u003C\u002Fcode> centers each row, including a short last row. If you need aligned columns instead, use grid with \u003Ccode>repeat(auto-fit, minmax(200px, 1fr))\u003C\u002Fcode>.\u003C\u002Fp>\u003Ch2 id=\"8-safe-alignment\">8. Safe Alignment\u003C\u002Fh2>\u003Cp>When a centered item is larger than its container, centering can push content out of the visible area where it cannot be scrolled to. Use \u003Ccode>align-items: safe center\u003C\u002Fcode> so the item aligns to the start when there is not enough room.\u003C\u002Fp>\u003Ch2 id=\"9-accessibility-and-readability\">9. Accessibility and Readability\u003C\u002Fh2>\u003Cul>\u003Cli>Do not center long paragraphs. Centered text is hard to read beyond two or three lines.\u003C\u002Fli>\u003Cli>Keep left alignment for body copy in left-to-right languages.\u003C\u002Fli>\u003Cli>Use logical properties (\u003Ccode>margin-inline\u003C\u002Fcode>, \u003Ccode>place-items\u003C\u002Fcode>) so layouts work for right-to-left languages.\u003C\u002Fli>\u003C\u002Ful>\u003Ch2 id=\"10-common-mistakes\">10. Common Mistakes\u003C\u002Fh2>\u003Cul>\u003Cli>Using \u003Ccode>text-align: center\u003C\u002Fcode> on a block and expecting the block to move.\u003C\u002Fli>\u003Cli>Using \u003Ccode>margin: 0 auto\u003C\u002Fcode> on an element with no width (it already fills the row).\u003C\u002Fli>\u003Cli>Using \u003Ccode>margin: auto\u003C\u002Fcode> for vertical centering in normal flow.\u003C\u002Fli>\u003Cli>Forgetting \u003Ccode>position: relative\u003C\u002Fcode> on the parent of an absolutely centered child.\u003C\u002Fli>\u003Cli>Using height: 100vh on mobile and getting cut-off content.\u003C\u002Fli>\u003C\u002Ful>\u003Ch2 id=\"key-takeaways\">Key Takeaways\u003C\u002Fh2>\u003Cp>Remember three patterns: text-align for inline content, margin-inline auto for blocks, and grid place-items center for perfect centering. Use flexbox for rows and columns, and absolute centering only for overlays.\u003C\u002Fp>\u003Cdiv class=\"try-it-yourself language-html\">\u003Cpre>\u003Ccode><style>\n  body { font: 18px system-ui, sans-serif; padding: 16px; }\n  .demo { background: #f1f1f1; padding: 16px; margin-bottom: 16px; }\n  .text { text-align: center; }\n  .block { width: 200px; margin-inline: auto; background: #2a9d8f; color: #fff; padding: 10px; text-align: center; }\n<\u002Fstyle>\n<div class='demo text'>Centered text with text-align <button>and inline button<\u002Fbutton><\u002Fdiv>\n<div class='demo'><div class='block'>Block centered with margin-inline: auto<\u002Fdiv><\u002Fdiv>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\u003Cdiv class=\"try-it-yourself language-html\">\u003Cpre>\u003Ccode><style>\n  body { margin: 0; font-family: system-ui, sans-serif; }\n  .hero { display: grid; place-items: center; min-height: 100dvh; background: linear-gradient(135deg, #8ecae6, #219ebc); }\n  .box { background: #fff; padding: 24px 40px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,.2); }\n<\u002Fstyle>\n<div class='hero'><div class='box'>Perfectly centered with grid<\u002Fdiv><\u002Fdiv>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\u003Cdiv class=\"try-it-yourself language-html\">\u003Cpre>\u003Ccode><style>\n  body { margin: 0; font-family: system-ui, sans-serif; }\n  .hero { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 12px; min-height: 100dvh; background: #264653; color: #fff; text-align: center; }\n  .hero button { padding: 12px 24px; border: 0; border-radius: 999px; background: #e9c46a; font-weight: 700; }\n<\u002Fstyle>\n<div class='hero'><h1>Centered with flexbox<\u002Fh1><p>Stacked column, centered on both axes.<\u002Fp><button>Call to action<\u002Fbutton><\u002Fdiv>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\u003Cdiv class=\"try-it-yourself language-html\">\u003Cpre>\u003Ccode><style>\n  body { font-family: system-ui, sans-serif; padding: 16px; }\n  .parent { position: relative; height: 240px; background: #f1f1f1; margin-bottom: 16px; }\n  .child { background: #e76f51; color: #fff; text-align: center; }\n  .a { position: absolute; inset: 0; margin: auto; width: 200px; height: 80px; line-height: 80px; }\n  .b { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 20px 30px; }\n<\u002Fstyle>\n<div class='parent'><div class='child a'>inset: 0 + margin: auto<\u002Fdiv><\u002Fdiv>\n<div class='parent'><div class='child b'>top 50% + translate(-50%, -50%)<\u002Fdiv><\u002Fdiv>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\u003Cdiv class=\"try-it-yourself language-html\">\u003Cpre>\u003Ccode><style>\n  body { font-family: system-ui, sans-serif; padding: 16px; }\n  .nav { display: flex; align-items: center; gap: 12px; background: #264653; color: #fff; padding: 12px 16px; }\n  .nav .push { margin-left: auto; }\n  .nav a { color: #fff; }\n  .wrap { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 20px; }\n  .wrap span { width: 110px; padding: 14px; background: #e9c46a; text-align: center; }\n<\u002Fstyle>\n<div class='nav'><strong>Logo<\u002Fstrong><a href='#'>Home<\u002Fa><a href='#'>Blog<\u002Fa><a class='push' href='#'>Login<\u002Fa><\u002Fdiv>\n<div class='wrap'><span>1<\u002Fspan><span>2<\u002Fspan><span>3<\u002Fspan><span>4<\u002Fspan><span>5<\u002Fspan><span>6<\u002Fspan><span>7<\u002Fspan><\u002Fdiv>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\u003Cdiv class=\"try-it-yourself language-html\">\u003Cpre>\u003Ccode><style>\n  body { font-family: system-ui, sans-serif; padding: 16px; }\n  .bar { height: 60px; background: #8ecae6; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }\n  .line { height: 60px; line-height: 60px; background: #ffb703; text-align: center; margin-bottom: 12px; }\n  .block-center { height: 120px; background: #e9c46a; align-content: center; text-align: center; }\n<\u002Fstyle>\n<div class='bar'>Flexbox vertical centering<\u002Fdiv>\n<div class='line'>line-height equals height (single line only)<\u002Fdiv>\n<div class='block-center'>align-content: center on a normal block<\u002Fdiv>\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>\u003Cdiv class=\"try-it-yourself language-javascript\">\u003Cpre>\u003Ccode>const methods = [\n  { need: 'Center text', use: 'text-align: center' },\n  { need: 'Center block horizontally', use: 'margin-inline: auto' },\n  { need: 'Center both axes', use: 'display: grid; place-items: center' },\n  { need: 'Center in row or column', use: 'display: flex; justify-content and align-items' },\n  { need: 'Center overlay', use: 'position: absolute; inset: 0; margin: auto' }\n];\n\nmethods.forEach(function (m) {\n  console.log(m.need + ' -> ' + m.use);\n});\u003C\u002Fcode>\u003C\u002Fpre>\u003C\u002Fdiv>",{"name":335,"slug":336},{"name":527,"slug":528},{"slug":652,"display_name":653,"job_title":5,"short_bio":5,"expertise_tags":654,"headshot":5,"long_bio":5,"credentials":5,"twitter_url":5,"linkedin_url":5,"github_url":5,"personal_website_url":5,"other_sameas_urls":5,"topics":655,"posts":656},"badar-khalil","Badar Khalil",[],[],[],"Article","https:\u002F\u002Fwpfsharp.com\u002Ftopics\u002Fcentering-techniques","How to Center a Div in CSS: Flexbox, Grid, Margin Auto","Learn every CSS centering technique: text-align, margin auto, flexbox, grid place-items, absolute with transform, vertical centering and common fixes.",[662,670,674,686,690,714,718,722,726,730,734,738],{"id":663,"text":664,"level":23,"children":665},"centering-techniques-in-css-how-to-center-anything","Centering Techniques in CSS: How to Center Anything",[666],{"id":667,"text":668,"level":31,"children":669},"trending-keywords-covered-in-this-lesson","Trending keywords covered in this lesson",[],{"id":671,"text":672,"level":23,"children":673},"1-quick-decision-guide","1. Quick Decision Guide",[],{"id":675,"text":676,"level":23,"children":677},"2-horizontal-centering","2. Horizontal Centering",[678,682],{"id":679,"text":680,"level":31,"children":681},"inline-content-text-align","Inline content: text-align",[],{"id":683,"text":684,"level":31,"children":685},"block-elements-margin-auto","Block elements: margin auto",[],{"id":687,"text":688,"level":23,"children":689},"3-vertical-centering","3. Vertical Centering",[],{"id":691,"text":692,"level":23,"children":693},"4-perfect-centering-both-axes","4. Perfect Centering (Both Axes)",[694,698,702,706,710],{"id":695,"text":696,"level":31,"children":697},"method-1-grid-shortest","Method 1: Grid (shortest)",[],{"id":699,"text":700,"level":31,"children":701},"method-2-flexbox","Method 2: Flexbox",[],{"id":703,"text":704,"level":31,"children":705},"method-3-margin-auto-in-flex","Method 3: Margin auto in flex",[],{"id":707,"text":708,"level":31,"children":709},"method-4-absolute-with-inset-and-margin-auto","Method 4: Absolute with inset and margin auto",[],{"id":711,"text":712,"level":31,"children":713},"method-5-absolute-with-transform","Method 5: Absolute with transform",[],{"id":715,"text":716,"level":23,"children":717},"5-full-page-centering","5. Full Page Centering",[],{"id":719,"text":720,"level":23,"children":721},"6-centering-images-and-media","6. Centering Images and Media",[],{"id":723,"text":724,"level":23,"children":725},"7-centering-the-last-row-in-a-wrapped-flex-layout","7. Centering the Last Row in a Wrapped Flex Layout",[],{"id":727,"text":728,"level":23,"children":729},"8-safe-alignment","8. Safe Alignment",[],{"id":731,"text":732,"level":23,"children":733},"9-accessibility-and-readability","9. Accessibility and Readability",[],{"id":735,"text":736,"level":23,"children":737},"10-common-mistakes","10. Common Mistakes",[],{"id":739,"text":740,"level":23,"children":741},"key-takeaways","Key Takeaways",[],[743,748,751,754,757,760,763],{"id":744,"language":745,"code":746,"is_editable":747},425,"html","\u003Cstyle>\n  body { font: 18px system-ui, sans-serif; padding: 16px; }\n  .demo { background: #f1f1f1; padding: 16px; margin-bottom: 16px; }\n  .text { text-align: center; }\n  .block { width: 200px; margin-inline: auto; background: #2a9d8f; color: #fff; padding: 10px; text-align: center; }\n\u003C\u002Fstyle>\n\u003Cdiv class='demo text'>Centered text with text-align \u003Cbutton>and inline button\u003C\u002Fbutton>\u003C\u002Fdiv>\n\u003Cdiv class='demo'>\u003Cdiv class='block'>Block centered with margin-inline: auto\u003C\u002Fdiv>\u003C\u002Fdiv>",true,{"id":749,"language":745,"code":750,"is_editable":747},426,"\u003Cstyle>\n  body { margin: 0; font-family: system-ui, sans-serif; }\n  .hero { display: grid; place-items: center; min-height: 100dvh; background: linear-gradient(135deg, #8ecae6, #219ebc); }\n  .box { background: #fff; padding: 24px 40px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,.2); }\n\u003C\u002Fstyle>\n\u003Cdiv class='hero'>\u003Cdiv class='box'>Perfectly centered with grid\u003C\u002Fdiv>\u003C\u002Fdiv>",{"id":752,"language":745,"code":753,"is_editable":747},427,"\u003Cstyle>\n  body { margin: 0; font-family: system-ui, sans-serif; }\n  .hero { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 12px; min-height: 100dvh; background: #264653; color: #fff; text-align: center; }\n  .hero button { padding: 12px 24px; border: 0; border-radius: 999px; background: #e9c46a; font-weight: 700; }\n\u003C\u002Fstyle>\n\u003Cdiv class='hero'>\u003Ch1>Centered with flexbox\u003C\u002Fh1>\u003Cp>Stacked column, centered on both axes.\u003C\u002Fp>\u003Cbutton>Call to action\u003C\u002Fbutton>\u003C\u002Fdiv>",{"id":755,"language":745,"code":756,"is_editable":747},428,"\u003Cstyle>\n  body { font-family: system-ui, sans-serif; padding: 16px; }\n  .parent { position: relative; height: 240px; background: #f1f1f1; margin-bottom: 16px; }\n  .child { background: #e76f51; color: #fff; text-align: center; }\n  .a { position: absolute; inset: 0; margin: auto; width: 200px; height: 80px; line-height: 80px; }\n  .b { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 20px 30px; }\n\u003C\u002Fstyle>\n\u003Cdiv class='parent'>\u003Cdiv class='child a'>inset: 0 + margin: auto\u003C\u002Fdiv>\u003C\u002Fdiv>\n\u003Cdiv class='parent'>\u003Cdiv class='child b'>top 50% + translate(-50%, -50%)\u003C\u002Fdiv>\u003C\u002Fdiv>",{"id":758,"language":745,"code":759,"is_editable":747},429,"\u003Cstyle>\n  body { font-family: system-ui, sans-serif; padding: 16px; }\n  .nav { display: flex; align-items: center; gap: 12px; background: #264653; color: #fff; padding: 12px 16px; }\n  .nav .push { margin-left: auto; }\n  .nav a { color: #fff; }\n  .wrap { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 20px; }\n  .wrap span { width: 110px; padding: 14px; background: #e9c46a; text-align: center; }\n\u003C\u002Fstyle>\n\u003Cdiv class='nav'>\u003Cstrong>Logo\u003C\u002Fstrong>\u003Ca href='#'>Home\u003C\u002Fa>\u003Ca href='#'>Blog\u003C\u002Fa>\u003Ca class='push' href='#'>Login\u003C\u002Fa>\u003C\u002Fdiv>\n\u003Cdiv class='wrap'>\u003Cspan>1\u003C\u002Fspan>\u003Cspan>2\u003C\u002Fspan>\u003Cspan>3\u003C\u002Fspan>\u003Cspan>4\u003C\u002Fspan>\u003Cspan>5\u003C\u002Fspan>\u003Cspan>6\u003C\u002Fspan>\u003Cspan>7\u003C\u002Fspan>\u003C\u002Fdiv>",{"id":761,"language":745,"code":762,"is_editable":747},430,"\u003Cstyle>\n  body { font-family: system-ui, sans-serif; padding: 16px; }\n  .bar { height: 60px; background: #8ecae6; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }\n  .line { height: 60px; line-height: 60px; background: #ffb703; text-align: center; margin-bottom: 12px; }\n  .block-center { height: 120px; background: #e9c46a; align-content: center; text-align: center; }\n\u003C\u002Fstyle>\n\u003Cdiv class='bar'>Flexbox vertical centering\u003C\u002Fdiv>\n\u003Cdiv class='line'>line-height equals height (single line only)\u003C\u002Fdiv>\n\u003Cdiv class='block-center'>align-content: center on a normal block\u003C\u002Fdiv>",{"id":764,"language":765,"code":766,"is_editable":747},431,"javascript","const methods = [\n  { need: 'Center text', use: 'text-align: center' },\n  { need: 'Center block horizontally', use: 'margin-inline: auto' },\n  { need: 'Center both axes', use: 'display: grid; place-items: center' },\n  { need: 'Center in row or column', use: 'display: flex; justify-content and align-items' },\n  { need: 'Center overlay', use: 'position: absolute; inset: 0; margin: auto' }\n];\n\nmethods.forEach(function (m) {\n  console.log(m.need + ' -> ' + m.use);\n});",[768,775],{"id":769,"title":770,"slug":771,"prompt":772,"starter_code":773,"expected_output":774,"language":745,"order_index":9},163,"Center a Login Card","center-login-card","Center the login card horizontally and vertically in the full viewport using grid. Use min-height: 100dvh and place-items.","\u003Cstyle>\n  body { margin: 0; background: #eef2f7; font-family: system-ui, sans-serif; }\n  .card { background: #fff; padding: 24px; width: 280px; border-radius: 12px; }\n\u003C\u002Fstyle>\n\u003Cdiv class='card'>\u003Ch2>Login\u003C\u002Fh2>\u003Cinput placeholder='Email'>\u003C\u002Fdiv>","Body or wrapper uses display: grid, place-items: center and min-height: 100dvh",{"id":776,"title":777,"slug":778,"prompt":779,"starter_code":780,"expected_output":781,"language":745,"order_index":23},164,"Push One Nav Item to the Right","push-nav-item-right","Make a flex navigation where the Logo and two links stay on the left and the Login link moves to the far right without using float or extra wrappers.","\u003Cstyle>\n  nav { background: #264653; padding: 12px; }\n  nav a { color: white; margin-right: 12px; }\n\u003C\u002Fstyle>\n\u003Cnav>\u003Ca href='#'>Logo\u003C\u002Fa>\u003Ca href='#'>Home\u003C\u002Fa>\u003Ca href='#'>Blog\u003C\u002Fa>\u003Ca href='#'>Login\u003C\u002Fa>\u003C\u002Fnav>","nav uses display: flex and align-items: center, Login link uses margin-left: auto","2026-09-30T18:00:08+00:00",{"id":543,"slug":545,"title":544},{"id":551,"slug":553,"title":552},{"data":786},[787,790,793,798,803],{"name":335,"slug":336,"description":788,"post_count":23,"subcategories":789},"Learn CSS with practical tutorials and examples covering layouts, Flexbox, Grid, responsive design, typography, positioning, animations, and more.",[],{"name":10,"slug":745,"description":791,"post_count":23,"subcategories":792},"Learn HTML with practical tutorials and examples for beginners. Explore HTML tags, elements, attributes, links, images, forms, semantic HTML, and more with clear explanations and real code examples.",[],{"name":794,"slug":795,"description":796,"post_count":9,"subcategories":797},"WPF","wpf","Learn WPF with practical tutorials and examples covering XAML, windows, controls, layouts, data binding, MVVM, commands, styles, templates, debugging, and modern WPF UI development.",[],{"name":799,"slug":800,"description":801,"post_count":9,"subcategories":802},"Python","python","Learn Python with practical tutorials covering strings, lists, functions, exceptions, files, packages, virtual environments, modules, classes, and beginner programming concepts.",[],{"name":804,"slug":805,"description":806,"post_count":9,"subcategories":807},"Java","java","Learn Java with practical tutorials and examples for beginners. Explore Java syntax, variables, data types, classes, objects, methods, inheritance, exceptions, collections, and more with clear explanations and real code examples.",[]]