@keyframes noise{0%,100%{transform:translate(0,0)}10%{transform:translate(-5%,-5%)}20%{transform:translate(-10%,5%)}30%{transform:translate(5%,-10%)}40%{transform:translate(-5%,10%)}50%{transform:translate(-10%,-5%)}60%{transform:translate(10%,-10%)}70%{transform:translate(-5%,5%)}80%{transform:translate(5%,10%)}90%{transform:translate(10%,-5%)}}.noise-background{position:relative;overflow:hidden}.noise-background::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:url('data:image/svg+xml;utf8,');opacity:0.2;animation:noise 0.2s steps(5) infinite;pointer-events:none}