.wrapper{
  position: fixed;
  top: 50%;
  left: 50%;
  margin-top: 8%;
  transform: translate(-50%, -50%);
  transition: margin-top 0.3s ease;
}

.link_wrapper{
  position: relative;
}

a{
  display: block;
  width: 250px;
  height: 50px;
  line-height: 50px;
  font-weight: bold;
  text-decoration: none;
  background: linear-gradient(135deg, #2e225d, #222e5d, #1b1b3a, #0f1021);
  text-align: center;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 3px solid #222e5d;
  transition: all .35s;
}

.icon{
  width: 50px;
  height: 50px;
  border: 3px solid transparent;
  position: absolute;
  transform: rotate(45deg);
  right: 0;
  top: 0;
  z-index: -1;
  transition: all .35s;
}

.icon svg{
  width: 30px;
  position: absolute;
  top: calc(50% - 15px);
  left: calc(50% - 15px);
  transform: rotate(-45deg);
  fill: #fff;
  transition: all .35s;
}

a:hover{
  width: 200px;
  border: 3px solid #fff;
  background: transparent;
  color: #fff;
}

a:hover + .icon{
  border: 3px solid #fff;
  right: -25%;
}