21 lines
289 B
HTML
21 lines
289 B
HTML
<!DOCTYPE html>
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<html>
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<head>
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<script>
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/*
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user_pref("layout.css.grid.enabled", true);
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*/
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function boom()
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{
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document.getElementById("r").appendChild(document.createTextNode("B"));
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}
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</script>
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</head>
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<body onload="boom();">
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<div id="r" style="display: grid;">A</div>
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</body>
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</html>
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