.hero{height:600px;position:relative;width:100%}.hero:before{bottom:0;content:"";height:50%;left:0;position:absolute;width:100%}.hero .img-back,.hero video{height:100%!important;object-fit:cover;object-position:center;width:100%}@media(max-width:1920px){.hero{height:30vw;max-height:600px}}@media(max-width:1080px){.hero{height:400px}}@media(max-width:767px){.hero{height:240px}}