.back-button-animated {
    text-align: left;
    transition: all 0.5s;
    padding: 5px 20px 5px 30px;
    text-decoration: none;
    font-size: 14px;
}

.back-button-animated:hover {
    padding-right: 10px;
}

.back-button-animated span {
    display: inline-block;
    position: relative;
    transition: 0.5s;
    font-style: normal;
    font-weight: normal;
    text-decoration: inherit;
}

.back-button-animated span:before {
    font-family: FontAwesome;
    content: "\f104";
    position: absolute;
    top: 0;
    left: -10px;
    transition: 0.5s;
}

.back-button-animated:hover span {
    padding-left: 10px;
}

.back-button-animated:hover span:before {
    content: "\f100";
    left: -20px;
}