| <!DOCTYPE html> |
| <html> |
| <head> |
| <link rel="help" href="https://drafts.csswg.org/css-inline-3/#alignment-baseline-property"> |
| <link rel="stylesheet" href="/fonts/baseline-diagnostic/baseline-diagnostic-font.css"> |
| <meta name="flags" content="image" /> |
| <meta charset="utf-8"> |
| <style> |
| :root { |
| font: 240px/1 'BaselineDiagnostic'; |
| } |
| |
| #container { |
| position: relative; |
| } |
| |
| span > span { |
| font-size: 0.5em; |
| position: absolute; |
| } |
| |
| /* Position the target text span using its font metrics to match baselines */ |
| .hanging { inset-block-start: calc((1rem - 0.5rem) * var(--baseline-diagnostic-hanging)); } |
| .ideographic { inset-block-start: calc((0.5rem - 0.25rem) * var(--baseline-diagnostic-ideographic-under)); } |
| .mathematical { inset-block-start: calc((0.25rem - 0.125rem) * var(--baseline-diagnostic-math)); } |
| .baseline { inset-block-start: calc((0.125rem - 0.0625rem) * var(--baseline-diagnostic-alphabetic)); } |
| </style> |
| </head> |
| <body> |
| <div id="container"> |
| <span>X<span class="hanging">X<span class="ideographic">X<span class="mathematical">X<span class="baseline">X</span></span></span></span></span> |
| </div> |
| </body> |
| </html> |
