| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS Basic User Interface Test: box-sizing:border-box and CSS2.1 10.3.3</title> |
| <link rel="author" title="Florian Rivoal" href="http://florian.rivoal.net/"> |
| <link rel="help" href="https://drafts.csswg.org/css-ui-3/#box-sizing"> |
| <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#blockwidth"> |
| <meta name="flags" content=""> |
| <link rel="match" href="reference/box-sizing-001-ref.html"> |
| <meta name="assert" content="When box-sizing is border-box, the content width, rather than the computed value of the width property, |
| is considered when checking whether a block is larger than its containing block."> |
| <style> |
| #cb { |
| position: absolute; |
| width: 100px; |
| height: 100px; |
| } |
| #red { |
| position:absolute; |
| top: 25px; |
| right:5px; |
| width: 70px; |
| height: 70px; |
| background:red; |
| z-index: -1; |
| } |
| #test { |
| box-sizing: border-box; |
| margin-top: 25px; |
| margin-right: 5px; |
| margin-left: auto; /* should resolve to 25px, but would resolve to 0 if the wrong interpretation of width is used in CSS2.1 10.3.3 */ |
| padding-left: 25px; |
| padding-right: 25px; |
| width: 70px; |
| height: 70px; |
| background:green; |
| } |
| </style> |
| <body> |
| <p>Test passes if there is a <strong>filled green square</strong> and <strong>no red</strong>.</p> |
| <div id="cb"> |
| <div id="red"></div> |
| <div id="test"></div> |
| </div> |
| </body> |
