.social_btns {
    text-align: center;
}
.social_btn {
    cursor: pointer;
    width: 42px;
    height: 42px;
    display: inline-block;
    transition: all 300ms ease-out;
    margin-right: 14px; 
}
.social_btn:last-child {
    margin-right: 0;
}
.tg {
    background: url("../images/tg.png") no-repeat center;
    
}
.tg:hover {
    background: url("../images/tg_hover.png") no-repeat center;
    
}
.vk {
    background: url("../images/vk.png") no-repeat center;
}
.vk:hover {
    background: url("../images/vk_hover.png") no-repeat center;
}
.max {
    background: url("../images/max.png") no-repeat center;
}
.max:hover {
    background: url("../images/max_hover.png") no-repeat center;
}