section.hero{width:100vw;height:100vh;display:flex;overflow:hidden}.hero.fixed{position:sticky;top:0}.hero.relative{position:relative}.hero h1{color:#fff;z-index:1;text-align:center;width:100%;font-size:6rem;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.hero video{object-fit:cover;z-index:0;width:100%;height:100%;top:0;left:0}.hero.fixed video{top:0}.hero img{width:100%;max-width:100vw;height:100%;max-height:100vh}