.button {
float: left;
text-align: center;
width: 140px;
padding: 28px 0;
position: relative;
margin: 0 15px;
}
.o-button {
position: relative;
}
.button:hover, .o-button:hover {
cursor: pointer;
}
.button:after {
bottom: 20px;
}
.o-button:after {
bottom: 0;
}
.button:after, .o-button:after {
background: none repeat scroll 0 0 transparent;
content: "";
display: block;
height: 2px;
left: 50%;
position: absolute;
background: #fff;
transition: width 0.3s ease 0s, left 0.3s ease 0s;
width: 0;
}
.button:hover:after, .o-button:hover:after {
width: 100%;
l
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