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March 28, 2018 22:34
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Firefox position:sticky jank repro
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <style> | |
| body { | |
| margin: 0; | |
| font-size: 14px; | |
| line-height: 1.4; | |
| color: black; | |
| background: lightblue; | |
| position: fixed; | |
| left: 0; | |
| right: 0; | |
| bottom: 0; | |
| top: 0; | |
| } | |
| .container { | |
| overflow-y: auto; | |
| overflow-x: hidden; | |
| -webkit-overflow-scrolling: touch; | |
| position: absolute; | |
| top: 42px; | |
| left: 0; | |
| right: 0; | |
| bottom: 0 | |
| } | |
| main { | |
| position: relative; | |
| width: 602px; | |
| max-width: 100vw; | |
| padding: 0; | |
| box-sizing: border-box; | |
| margin: 30px auto 15px; | |
| background: white; | |
| border: 1px solid black; | |
| border-radius: 1px; | |
| min-height: 70vh | |
| } | |
| button { | |
| font-size: 1.2em; | |
| background: royalblue; | |
| border-radius: 2px; | |
| padding: 10px 15px; | |
| border: 1px solid gray; | |
| color: white | |
| } | |
| .sticky-wrapper { | |
| width: 100%; | |
| display: flex; | |
| justify-content: flex-end; | |
| position: -webkit-sticky; | |
| position: sticky; | |
| top: 10px; | |
| z-index: 1000; | |
| pointer-events: none | |
| } | |
| .big-list { | |
| height: 6000px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <main> | |
| <div class="the-box "> | |
| <h1>Scroll down</h1> | |
| <div class="sticky-wrapper"> | |
| <button>I AM STICKY</button> | |
| </div> | |
| <div class="big-list"></div> | |
| </div> | |
| </main> | |
| </div> | |
| </body> | |
| </html> |
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