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<!doctype html>
<title>CSS Test: ::scroll-button(*) :disabled triggers when snapping prevents further scrolling</title>
<link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-buttons">
<style>
* {
margin: 0;
padding: 0;
}
.scroller {
width: 50px;
height: 50px;
overflow: hidden;
margin: 20px;
box-sizing: border-box;
}
.horizontal {
white-space: nowrap;
scroll-snap-type: x mandatory;
padding: 0 20px;
}
.vertical {
white-space: nowrap;
scroll-snap-type: y mandatory;
padding: 20px 0;
}
.scroller div {
background: lightblue;
border: 2px solid blue;
width: 45px;
height: 45px;
margin: 5px;
box-sizing: border-box;
scroll-snap-align: center;
}
.scroller.horizontal div {
display: inline-block;
}
.scroll-button {
background: green;
border: 1px solid black;
display: inline-block;
height: 20px;
width: 20px;
color: white;
box-sizing: border-box;
}
.scroll-button.disabled {
background: gray;
}
</style>
<div class="horizontal scroller">
<div></div>
<div></div>
</div>
<div><div class="scroll-button inline-start disabled"></div><div class="scroll-button inline-end"></div></div>
<div class="horizontal scroller">
<div></div>
<div></div>
</div>
<div><div class="scroll-button inline-start"></div><div class="scroll-button inline-end disabled"></div></div>
<div class="vertical scroller">
<div></div>
<div></div>
</div>
<div><div class="scroll-button block-start disabled"></div><div class="scroll-button block-end"></div></div>
<div class="vertical scroller">
<div></div>
<div></div>
</div>
<div><div class="scroll-button block-start"></div><div class="scroll-button block-end disabled"></div></div>
<script>
const scrollers = document.querySelectorAll('.scroller');
scrollers[1].scrollLeft = 1000;
scrollers[3].scrollTop = 1000;
</script>
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