.btn{
color: #444;
background: transparent;
font-family: 'Archivo', sans-serif;
font-size: 18px;
font-weight: 700;
text-transform: uppercase;
padding: 7px 12px 6px;
border: 2px solid #ccc;
border-radius: 0;
position: relative;
z-index: 1;
transition: all 0.3s ease 0s;
}
.btn:hover{
color: #21cf02;
background: transparent;
border-color: #21cf02;
animation: box 3s infinite;
}
.btn:before,
.btn:after{
content: '';
background-color: #21cf02;
height: 4px;
width: 10px;
position: absolute;
top: -3px;
right: 10px;
transition: all 0.5s ease 0s;
}
.btn:after{
top: auto;
bottom: -3px;
right: auto;
left: 10px;
}
.btn:hover:before{
right: 85%;
animation: move 1s infinite;
}
.btn:hover:after{
left: 80%;
animation: move 1s infinite;
}
@keyframes move{
0%{ transform: translateX(0); }
50%{ transform: translateX(5px); }
100%{ transform: translateX(0); }
}
@keyframes box{
0%{ box-shadow: none; }
50%{ box-shadow: 0 0 20px #21cf02; }
100%{ box-shadow: none; }
}
@media only screen and (max-width: 767px){
.btn{ margin-bottom: 30px; }
}