<!DOCTYPE html>
<html>
<head>
<style>
body {
margin: 0;
width: 5000px;
overflow: hidden; /* hide scrollbars */
}
.container {
position: absolute;
outline: 2px solid black;
}
.horizontal {
width: 5000px;
height: 180px;
top: 100px;
}
.vertical {
top: 0px;
left: 100px;
width: 180px;
height: 5000px;
}
.sticky {
position: sticky;
opacity: 0.75;
}
.horizontal .sticky {
width: 300px;
height: 180px;
left: 50px;
right: 50px;
background-color: green;
}
.vertical .sticky {
width: 180px;
height: 300px;
top: 50px;
bottom: 50px;
background-color: blue;
}
.space {
background-color: grey;
opacity: 0.1;
}
.horizontal .space {
width: 2000px;
height: 100%;
}
.vertical .space {
width: 100%;
height: 2000px;
}
.inline {
display: inline-block;
}
</style>
</head>
<body>
<div class="horizontal container">
<div class="space inline"></div>
<div class="sticky inline"></div>
</div>
<div class="vertical container">
<div class="space"></div>
<div class="sticky"></div>
</div>
</body>
</html>