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<!DOCTYPE html>
<title>Nested right-constrained position:sticky elements should render correctly</title>
<link rel="match" href="position-sticky-nested-right-ref.html" />
<link rel="help" href="https://www.w3.org/TR/css-position-3/#sticky-pos" />
<meta name="assert" content="This test checks that nested position:sticky elements with a right constraint render correctly" />
<style>
.group {
position: relative;
width: 250px;
height: 150px;
}
.scroller {
position: relative;
width: 200px;
height: 100px;
overflow-x: auto;
overflow-y: hidden;
}
.contents {
height: 100%;
width: 500px;
/* Allow nice formatting of inline divs. Fonts are not used in this test. */
font-size: 0;
}
.prepadding {
display: inline-block;
height: 100%;
width: 200px;
}
.container {
display: inline-block;
height: 100%;
width: 200px;
}
.filler {
display: inline-block;
height: 100%;
width: 100px;
}
.outerIndicator {
background-color: red;
position: absolute;
top: 0;
display: inline-block;
height: 100%;
width: 100px;
}
.innerIndicator {
background-color: red;
position: absolute;
top: 0;
display: inline-block;
height: 100%;
width: 50px;
}
.outerSticky {
background-color: green;
position: sticky;
right: 25px;
display: inline-block;
height: 100%;
width: 100px;
}
.innerFiller {
display: inline-block;
height: 100%;
width: 50px;
}
.innerSticky {
background-color: blue;
position: sticky;
right: 35px;
display: inline-block;
height: 100%;
width: 50px;
}
</style>
<script>
window.addEventListener('load', function() {
document.getElementById('scroller1').scrollLeft = 75;
document.getElementById('scroller2').scrollLeft = 175;
document.getElementById('scroller3').scrollLeft = 250;
});
</script>
<div class="group">
<div id="scroller1" class="scroller">
<div class="outerIndicator" style="left: 200px;"></div>
<div class="contents">
<div class="prepadding"></div>
<div class="container">
<div class="filler"></div>
<div class="outerSticky">
<div class="innerIndicator" style="left: 0;"></div>
<div class="innerFiller"></div>
<div class="innerSticky"></div>
</div>
</div>
</div>
</div>
</div>
<div class="group">
<div id="scroller2" class="scroller">
<div class="outerIndicator" style="left: 250px;"></div>
<div class="contents">
<div class="prepadding"></div>
<div class="container">
<div class="filler"></div>
<div class="outerSticky">
<div class="innerIndicator" style="left: 40px;"></div>
<div class="innerFiller"></div>
<div class="innerSticky"></div>
</div>
</div>
</div>
</div>
</div>
<div class="group">
<div id="scroller3" class="scroller">
<div class="outerIndicator" style="left: 300px;"></div>
<div class="contents">
<div class="prepadding"></div>
<div class="container">
<div class="filler"></div>
<div class="outerSticky">
<div class="innerIndicator" style="left: 50px;"></div>
<div class="innerFiller"></div>
<div class="innerSticky"></div>
</div>
</div>
</div>
</div>
</div>
<div>You should see three green and three blue boxes above. No red should be visible.</div>
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