.top-bg,.top-layer{height:200vh;max-width:100vw;overflow:hidden;position:absolute;width:100vw}.top-bg{top:-250px;transition:2s;z-index:-1}.top-bg>div{position:absolute}.top-bg>.r1 svg{transform:rotate(5deg)}.top-bg>.r2 svg{transform:rotate(10deg)}.top-bg>.r3 svg{transform:rotate(15deg)}