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Diffstat (limited to 'testing/web-platform/tests/css/css-anchor-position/anchor-scroll-scrollable-anchor.html')
-rw-r--r-- | testing/web-platform/tests/css/css-anchor-position/anchor-scroll-scrollable-anchor.html | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-anchor-position/anchor-scroll-scrollable-anchor.html b/testing/web-platform/tests/css/css-anchor-position/anchor-scroll-scrollable-anchor.html new file mode 100644 index 0000000000..c2a256877d --- /dev/null +++ b/testing/web-platform/tests/css/css-anchor-position/anchor-scroll-scrollable-anchor.html @@ -0,0 +1,55 @@ +<!DOCTYPE html> +<title>Basic of anchor positioned scrolling: scroll of a scrollable anchor should not affect anchor positioing</title> +<link rel="help" href="https://drafts.csswg.org/css-anchor-1/"> +<link rel="match" href="anchor-scroll-scrollable-anchor-ref.html"> +<style> +#scroll-container { + width: 400px; + height: 400px; + overflow: scroll; + will-change: scroll-position; +} + +#scroll-contents { + width: 1000px; + height: 1000px; + position: relative; +} + +.placefiller { + height: 500px; +} + +#anchor { + anchor-name: --anchor; + height: 100px; + width: 100px; + overflow: scroll; + will-change: scroll-position; +} + +#anchored { + background: green; + position: absolute; + width: 100px; + height: 100px; + left: anchor(left); + bottom: anchor(top); + position-anchor: --anchor; +} +</style> + +<div id="scroll-container"> + <div id="scroll-contents"> + <div class="placefiller"></div> + <div id="anchor"> + <div class="placefiller"></div> + </div> + </div> +</div> +<div id="anchored"></div> + +<script> +document.getElementById('scroll-container').scrollTop = 300; +document.getElementById('anchor').scrollTop = 300; +</script> |