.footie > a, .footie > span {
    color: inherit;
    margin:0 4px
}

.footie > a {
    position:relative;
    font-weight: normal
}

.footie > a:after {
    content: "";
    display: block;
    height: 1px;
    width: 0;
    position: absolute;
    bottom: 0;
    left: 50%;
    background: #000;
    transition:width .3s ease 0s, left .3s ease 0s
}

.footie > a:hover:after {
    width: 100%;
    left: 0
}