blob: b37f41b5cd3dab501de39632802af4ac33ee90a3 [file] [log] [blame]
<!DOCTYPE html>
<!--
| Adjoining vertical margins collapse if both belong to vertically-adjacent box
| edges, i.e. bottom margin of box and top margin of its next in-flow following
| sibling.
| https://www.w3.org/TR/CSS21/box.html#collapsing-margins
-->
<html>
<head>
<style>
.blue {
background-color: #2196f3;
height: 100px;
margin-bottom: 50px;
width: 100px;
}
.indigo {
background-color: #3f51b5;
height: 100px;
margin-top: 50px;
width: 100px;
}
</style>
</head>
<body>
<div class="blue"></div><div class="indigo"></div>
</body>
</html>