.vertical-icon {
  border-color: #ffffff;
}

.vertical-icon:before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    width: 25px;
    height: 2px;
    background-color: #ffffff;
    -webkit-transition: all 0.2s ease-in-out 0s;
    -o-transition: all 0.2s ease-in-out 0s;
    transition: all 0.2s ease-in-out 0s;
}