| <!DOCTYPE html> |
| <title>Reference for position:sticky elements should respect padding on their ancestor overflow element</title> |
| |
| <style> |
| .group { |
| display: inline-block; |
| position: relative; |
| width: 150px; |
| height: 250px; |
| } |
| |
| .scroller { |
| padding: 20px 0; |
| position: relative; |
| width: 100px; |
| height: 200px; |
| overflow-x: hidden; |
| overflow-y: auto; |
| } |
| |
| .contents { |
| height: 500px; |
| } |
| |
| .indicator { |
| background-color: green; |
| position: absolute; |
| left: 0; |
| } |
| |
| .box { |
| width: 100%; |
| height: 100px; |
| } |
| </style> |
| |
| <script> |
| window.addEventListener('load', function() { |
| document.getElementById('scroller1').scrollTop = 50; |
| document.getElementById('scroller2').scrollTop = 175; |
| document.getElementById('scroller3').scrollTop = 220; |
| }); |
| </script> |
| |
| <div class="group"> |
| <div id="scroller1" class="scroller"> |
| <div class="contents"> |
| <div class="indicator box" style="top: 170px;"></div> |
| </div> |
| </div> |
| </div> |
| |
| <div class="group"> |
| <div id="scroller2" class="scroller"> |
| <div class="contents"> |
| <div class="indicator box" style="top: 195px;"></div> |
| </div> |
| </div> |
| </div> |
| |
| <div class="group"> |
| <div id="scroller3" class="scroller"> |
| <div class="contents"> |
| <div class="indicator box" style="top: 220px;"></div> |
| </div> |
| </div> |
| </div> |
| |
| <div>You should see three green boxes above. No red should be visible.</div> |
