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Created July 24, 2020 11:26
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Using Negative Box-Shadow Spread To Communicate Depth In CSS
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index.htm
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>
Using Negative Box-Shadow Spread To Communicate Depth In CSS
</title>
</head>
<body>
<h1>
Using Negative Box-Shadow Spread To Communicate Depth In CSS
</h1>
<div class="container">
<div class="tile tile--a">
No Spread
</div>
<div class="tile tile--b">
-5px Spread
</div>
</div>
<style type="text/css">
.tile {
box-shadow: 0px 1px 0px 0px rgba( 0, 0, 0, 0.3 ) ;
transition-duration: 500ms ;
transition-property: box-shadow, transform ;
transition-timing-function: ease-in-out ;
}
.tile:hover {
transform: translateY( -30px ) ;
}
.tile--a:hover {
/* No spread. */
box-shadow: 0px 40px 20px 0px rgba( 0, 0, 0, 0.15 ) ;
}
.tile--b:hover {
/* -5px spread pulls edges of shadow in on all sides. */
box-shadow: 0px 42px 20px -5px rgba( 0, 0, 0, 0.15 ) ;
}
/* -- Non-demo-related styles. -- */
.container {
display: flex ;
justify-content: space-around ;
margin-top: 100px ;
}
.tile {
align-items: center ;
background-color: #fafafa ;
border: 1px solid #ccc ;
border-radius: 8px 8px 8px 8px ;
color: #777777 ;
display: flex ;
font-family: monospace ;
font-size: 18px ;
height: 150px ;
justify-content: center ;
width: 250px ;
}
</style>
</body>
</html>
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