header{padding:0;background-image:url(../img/promo/1.jpg);background-position:center;background-size:cover}.header__content{width:100%;height:100%;padding:100px 0;background-color:rgba(000,000,000,.5)}header h1{color:#fff;margin-bottom:0}.sectiontext{background-color:#fff}.sectiontext:nth-child(even){background-color:var(--color-back)}@media screen and (max-width:767px){header{height:auto}}