.return{position:absolute;z-index:10;left:5%;color:#fff;padding:2vw 5vw;border-radius:3vw;font-size:4.5vw;background:linear-gradient(45deg,#fa814d,#fc5e4b);box-shadow:0 1.2vw rgba(0,0,0,.1)}.return:active{opacity:.9}