| <!doctype html> |
| <title>CSS Container Queries Test: counter updates</title> |
| <link rel="help" href="https://drafts.csswg.org/css-contain-3/#container-type"> |
| <link rel="match" href="counters-ref.html"> |
| <style> |
| #container { |
| container-type: size; |
| width: 200px; |
| height: 200px; |
| } |
| |
| #counter::before { |
| content: counter(my-counter); |
| } |
| |
| @container (min-width: 300px) { |
| #counter { |
| counter-reset: my-counter 100; |
| } |
| } |
| </style> |
| <p>Pass if you see the number 100 below.</p> |
| <div id="container"> |
| <div id="counter"></div> |
| </div> |
| <script> |
| container.offsetTop; |
| container.style.width = "400px"; |
| </script> |