@keyframes bg_moving{0%{background-position:40px 40px,20px 20px,0 0}to{background-position:20px 20px,0 0,0 0}}.animated_bg{background-image:radial-gradient(white 2%,transparent 10%),radial-gradient(#fafafa 2%,transparent 10%),linear-gradient(45deg,#1971c2,#3b5bdb);background-color:#e53935;background-size:40px 40px,40px 40px,100% 100%;background-position:0 0,20px 20px;animation:bg_moving 3s linear infinite}