.martin-social {
    position: fixed;
    right: 50px;
    bottom: 140px;
    z-index: 100;
}

.martin-social a {
    display: block;
    cursor: pointer;
}

.martin-social a img {
    width: 24px;
    height: 24px;
    transform: scale(1);
    transition: .4s;
}

.martin-social a:nth-child(2) {
    margin-top: 20px;
    margin-bottom: 20px;
}

.martin-social a:hover img {
    transform: scale(1.5);
    transition: .4s;
}