mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-10-05 04:55:33 +00:00
48 lines
1.3 KiB
HTML
48 lines
1.3 KiB
HTML
<!DOCTYPE html>
|
|
<meta charset="utf-8">
|
|
<title>CSS transforms: Creating containing block for fixed positioned elements</title>
|
|
<link rel="author" title="L. David Baron" href="http://dbaron.org/">
|
|
<link rel="author" title="Mozilla" href="http://www.mozilla.org/">
|
|
<link rel="help" href="https://drafts.csswg.org/css-transforms-1/#perspective-property">
|
|
<link rel="match" href="containing-block-dynamic-1-ref.html">
|
|
<meta name="assert" content="It also establishes a containing block (somewhat similar to position: relative), just like the transform property does.">
|
|
<meta name="flags" content="dom">
|
|
<style>
|
|
html, body { margin: 0; padding: 0 }
|
|
#changeperspective {
|
|
position: absolute;
|
|
top: 100px;
|
|
left: 100px;
|
|
}
|
|
|
|
#abscovered {
|
|
position: absolute;
|
|
top: 50px;
|
|
left: 50px;
|
|
background: red;
|
|
height: 100px;
|
|
width: 100px;
|
|
}
|
|
|
|
#fixedmoves {
|
|
position: fixed;
|
|
top: 50px;
|
|
left: 50px;
|
|
background: green;
|
|
height: 100px;
|
|
width: 100px;
|
|
}
|
|
</style>
|
|
<body>
|
|
<div id="changeperspective">
|
|
<div id="abscovered"></div>
|
|
<div id="fixedmoves"></div>
|
|
</div>
|
|
<script>
|
|
var changeperspective = document.getElementById("changeperspective");
|
|
var fixedmoves = document.getElementById("fixedmoves");
|
|
var causeFlush = fixedmoves.offsetTop;
|
|
changeperspective.style.perspective = "1000px";
|
|
</script>
|
|
</body>
|