| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS-fonts: first available font and the ch unit</title> |
| <link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net"> |
| <link rel="help" href="https://drafts.csswg.org/css-fonts-3/#first-available-font"> |
| <link rel="help" href="https://drafts.csswg.org/css-fonts-4/#first-available-font"> |
| <link rel="match" href="first-available-font-002-ref.html"> |
| <meta name="flags" content=""> |
| <meta name="assert" content="Fonts that do not include the U+0020 character are not considered the first available font (used to determine the ch unit), even when at the start of the font list."> |
| <style> |
| /* Two arbitrary fonts with different metrics */ |
| @font-face { |
| font-family: 'A-no-space'; |
| font-style: normal; |
| font-weight: 400; |
| src: url(/fonts/Revalia.woff) format('woff'); |
| unicode-range: U+0061; /* Not including U+0020, so it cannot be the first available font*/ |
| } |
| @font-face { |
| font-family: 'B'; |
| font-style: normal; |
| font-weight: 400; |
| src: url(/fonts/AD.woff) format('woff'); |
| } |
| |
| div { |
| width: 1ch; |
| height: 0.5ch; |
| |
| font-size: 200px; |
| background: blue; |
| position: absolute; |
| } |
| #t1 { font-family: 'B', sans-serif; margin-top: 0.5ch; } /* half a square, shifted down */ |
| #t2 { font-family: 'A-no-space', 'B', monospace; } /* Should use B as the first available font, and therefore be the same size as t1 */ |
| |
| /* Both elements are using different generic fallback fonts, so that they end up being sized differently if web-fonts fail to load. */ |
| |
| </style> |
| |
| <p>Test passes if there is <strong>a blue square</strong> below. |
| |
| <div id=t1></div> |
| <div id=t2></div> |
