CSS
* {
padding: 0;
margin: 0;
box-sizing: border-box;
}
body {
background: #141926;
font-family: Helvetica, Arial, sans-serif;
}
.outer {
position: relative;
margin: auto;
width: 70px;
margin-top: 200px;
cursor: pointer;
}
.inner {
width: inherit;
text-align: center;
}
label {
font-size: .8em;
line-height: 4em;
text-transform: uppercase;
color: #fff;
transition: all .3s ease-in;
opacity: 0;
cursor: pointer;
}
.inner:before, .inner:after {
position: absolute;
content: '';
height: 1px;
width: inherit;
background: #FFC107;
left: 0;
transition: all .3s ease-in;
}
.inner:before {
top: 50%;
transform: rotate(45deg);
}
.inner:after {
bottom: 50%;
transform: rotate(-45deg);
}
.outer:hover label {
opacity: 1;
}
.outer:hover .inner:before,
.outer:hover .inner:after {
transform: rotate(0);
}
.outer:hover .inner:before {
top: 0;
}
.outer:hover .inner:after {
bottom: 0;
}