| <!DOCTYPE html> |
| <html> |
| <head> |
| <link rel="help" href="https://drafts.csswg.org/web-animations-2/#animation-trigger"> |
| </head> |
| <body> |
| <style> |
| .scroller { |
| overflow-y: scroll; |
| border: solid 1px; |
| place-self: center; |
| height: 300px; |
| width: 200px; |
| position: relative; |
| } |
| .target { |
| height: 100px; |
| width: 100%; |
| background-color: blue; |
| position: absolute; |
| left: -50px; |
| } |
| .space { |
| height: 250px; |
| width: 50%; |
| } |
| </style> |
| <div id="scroller" class="scroller"> |
| <div class="space"></div> |
| <div id="target" class="target"></div> |
| <div class="space"></div> |
| </div> |
| </body> |
| </html> |
