<!DOCTYPE html>
<title>CSS Backdrop Filters Animation: Hue-rotate</title>
<link rel="author" href="mailto:[email protected]">
<link rel="help" href="https://drafts.fxtf.org/filter-effects-2/#BackdropFilterProperty">
<link rel="match" href="backdrop-filters-hue-rotate-ref.html">
<style>
.square {
position: absolute;
width: 100px;
height: 100px;
top: 100px;
left: 100px;
background: blue;
}
.filt {
backdrop-filter: hue-rotate(45deg);
position: absolute;
width: 200px;
height: 200px;
top: 50px;
left: 50px;
}
.greenbox {
position: absolute;
width: 50px;
height: 50px;
top: 75px;
left: 75px;
background: green;
}
</style>
<p>You should see a violet rectangle with a green box. Neither red nor blue.</p>
<div class="square"></div>
<div class="filt">
<div class="greenbox"></div>
</div>