.cosmic-background{position:absolute;top:50%;left:50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.1) 0,rgba(255,255,255,0) 70%);transform-origin:center;animation:cosmic-zoom 10s linear infinite}@keyframes cosmic-zoom{0%{transform:translate(-50%,-50%) scale(0);opacity:1}to{transform:translate(-50%,-50%) scale(1);opacity:0}}