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<!DOCTYPE HTML>
<title>CSS Test (Transforms): position:sticky on an element in a preserve-3d scene</title>
<link rel="author" title="L. David Baron" href="https://dbaron.org/">
<link rel="author" title="Google" href="http://www.google.com/">
<link rel="help" href="https://www.w3.org/TR/css-transforms-2/#3d-transform-rendering">
<link rel="help" href="https://www.w3.org/TR/css-position-3/#stickypos-insets">
<meta name="assert" content="3D scene intersection is done correctly in the presence of position: sticky.">
<link rel="match" href="3dtransform-and-position-sticky-ref.html">
<style>
div, img {
height: 100px;
width: 100px;
}
#outer {
transform-style: preserve-3d;
perspective: 300px;
}
#middle {
transform-style: preserve-3d;
position: relative;
}
#inner1 {
background: aqua;
/* isn't really sticky because of the containing block established by transform and by transform-style */
position: sticky;
top: 0;
transform: translateZ(0);
}
#inner2 {
background: olive;
position: absolute;
top: 0;
left: 0;
transform: rotateX(30deg);
}
</style>
<div id="outer">
<div id="middle">
<div id="inner1">
</div>
<div id="inner2">
</div>
</div>
</div>
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