body::before,body::after{content:"";position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;background-size:cover;background-position:center;background-repeat:no-repeat;background-attachment:fixed;pointer-events:none;transition:all 0.3s ease}body::before{filter:blur(20px) brightness(.6) contrast(90%);transform:scale(1.1);background-image:url('')}body::after{background:rgb(255 255 255 / .3)}