<div class="container">
<h2>Background Transition</h2>
<a href="#"
class="radial-out">Radial Out</a>
</div>
@import "compass";
body
{ font-size: 16px;
font-family: Arial, sans-serif;
}
*
{ margin: 0;
padding: 0;
}
.container
{ margin: 0 auto;
width: 10%;
h2{
text-align: center;
margin: 30px 0;
}
a{
background-color: #ecf0f1;
box-shadow: 0 2px 1px rgba(0,0,0,.2);
color: #2980b9;
display: block;
font-weight: bold;
margin-bottom: 20px;
padding: 15px 0;
text-align: center;
text-decoration: none;
text-transform: uppercase;
&:hover{
color: #fff;
box-shadow: 0 2px 1px rgba(0,0,0,.5);
}
}
}
// radial-out effect
.radial-out
{
overflow: hidden;
-webkit-backface-visibility: hidden;
backface-visibility: hidden;
-moz-osx-font-smoothing: grayscale;
position: relative;
-webkit-transition: color 300ms;
transition: color 300ms;
-webkit-transform: translateZ(0);
transform: translateZ(0);
&:before
{
content: "";
position: absolute;
z-index: -1;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: #2098d1;
border-radius: 100%;
transform: scale(0);
transition-property: transform;
transition: 300ms ease-out;
}
&:hover:before
{ transform: scale(2);
}
&:hover:active
{ transform: scale(0);
}
}
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