.banner-contact {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: 54px 0;
}
.banner-contact:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, rgba(3, 26, 25, 0.6), rgba(3, 26, 25, 0.6));
}