:root{--app-height: 100%}.page__noise{position:fixed;display:flex;opacity:.6;top:0;left:0;right:0;bottom:0;width:100%;height:100%;height:var(--app-height);background-image:url(./noise.jpg);background-size:170px;transition:opacity .3s ease;pointer-events:none;z-index:9999}.page__noise--visible{opacity:.04;mix-blend-mode:normal}class-1{position:relative;z-index:10000}