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Diffstat (limited to 'testing/web-platform/tests/html/semantics/interactive-elements/the-dialog-element/backdrop-dynamic-style-change.html')
-rw-r--r-- | testing/web-platform/tests/html/semantics/interactive-elements/the-dialog-element/backdrop-dynamic-style-change.html | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/interactive-elements/the-dialog-element/backdrop-dynamic-style-change.html b/testing/web-platform/tests/html/semantics/interactive-elements/the-dialog-element/backdrop-dynamic-style-change.html new file mode 100644 index 0000000000..6c609a769c --- /dev/null +++ b/testing/web-platform/tests/html/semantics/interactive-elements/the-dialog-element/backdrop-dynamic-style-change.html @@ -0,0 +1,35 @@ +<!DOCTYPE html> +<html> +<head> +<link rel="match" href="backdrop-dynamic-style-change-ref.html"> +<link rel="help" href="https://fullscreen.spec.whatwg.org/#new-stacking-layer"> +<style> +dialog { + visibility: hidden; +} + +::backdrop { + visibility: visible; + position: absolute; + top: 100px; + left: 100px; + height: 100px; + width: 100px; + background-color: red; +} + +.green::backdrop { + background-color: green; +} +</style> +</head> +<body> +Test dynamic changes to ::backdrop style. The test passes if there is a green box below. +<dialog></dialog> +<script> +dialog = document.querySelector('dialog'); +dialog.showModal(); +dialog.classList.add('green'); +</script> +</body> +</html> |