footer {
    background: 
    linear-gradient(
        #eeeeee58, 
        #16a7c42f,
        #16a7c4b7
    );
}


.a-footer {
    text-decoration: none;
    color: #000;;
}

.a-footer a:hover {
    color: blue;
}

.icons {
    width: 50px;
    height: 50px;
    margin-right: 25px;
}

.iconsBis {
    width: 50px;
    height: 50px;
}

.icons:hover, .iconsBis:hover {
    transform: scale(1.2);
}