contain-paint-ignored-cases-ruby-containing-block-001.html (1476B)
1 <!doctype html> 2 <html lang=en> 3 <head> 4 <meta charset=utf-8> 5 <title>CSS-contain test: paint containment on internal ruby elements.</title> 6 <link rel="author" title="Yusuf Sermet" href="mailto:ysermet@mozilla.com"> 7 <link rel="help" href="https://drafts.csswg.org/css-contain/#containment-paint"> 8 <link rel="match" href="contain-paint-ignored-cases-ruby-containing-block-001-ref.html"> 9 <meta name="assert" content="Paint containment should not apply to ruby base, ruby base container, ruby text, and ruby text container. This test confirms contain:paint does not act as a containing block for fixed positioned descendants."> 10 <style> 11 rb, 12 rbc, 13 rt, 14 rtc { 15 contain: paint; 16 background-color: yellow; 17 font-size: 2em; 18 } 19 rbc { 20 display: ruby-base-container; 21 } 22 .contained { 23 width: 50px; 24 height: 10px; 25 background-color: blue; 26 top: 0; 27 left: 0; 28 position: fixed; 29 } 30 .wrapper { 31 display: inline-block; 32 } 33 </style> 34 </head> 35 <body> 36 <div class="wrapper"><ruby><rt> <div class="contained"></div></rt></ruby></div> 37 <div class="wrapper"><ruby><rtc> <div class="contained"></div></rtc></ruby></div> 38 <div class="wrapper"><ruby><rb> <div class="contained"></div></rb></ruby></div> 39 <div class="wrapper"><ruby><rbc> <div class="contained"></div></rbc></ruby></div> 40 </body> 41 </html>