.social-icons {
    margin: 50px 0 130px;
    padding: 0;
    list-style: none;
    overflow: hidden;
    position: absolute;
    top: 12.5%;
    left: 38%;
    width: 64px;
}
.social-icons li {
    display: inline-block;
    vertical-align: top;
    margin: 0 0 5px;
}
.social-icons li a {
    display: flex;
    width: 64px;
    height: 64px;
    background: #143A4E;
    align-items: center;
    text-align: center;
    font-size: 20px;
    transition: all .4s ease 0s;
}
.social-icons li a span {
    display: block;
    width: 100%;
  transition: all .4s ease 0s;
}
.social-icons li a span i{
    width: 100%;
    color: #fff;
    display: block;
    font-size: 24px;
    text-align: center;
  transition: all .4s ease 0s;
}
.social-icons li:hover a span i{
  color:  #f2f2f2;
  transition: all .4s ease 0s;
}