27 lines
664 B
HTML
27 lines
664 B
HTML
<!doctype html>
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<style>
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div {
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transition: --my-property steps(2, start) 100s;
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}
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</style>
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<div id=div></div>
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<script>
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let style1 = document.createElement("style");
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style1.textContent = `
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@property --my-property {
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syntax: "<angle>";
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inherits: false;
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initial-value: -90deg;
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}
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`;
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let style2 = document.createElement("style");
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style2.textContent = "div { --my-property: 90deg; }";
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document.body.append(style1);
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getComputedStyle(div).getPropertyValue("--my-property");
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document.body.append(style2);
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getComputedStyle(div).getPropertyValue("--my-property");
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style1.remove();
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style2.remove();
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</script>
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