width: 500px; height: 500px; background: conic-gradient(from 0deg at 50% 50%, rgba(255,255,255,1) 0%, 25%, rgba(61,94,122,1) 25%, 50%, rgba(255,255,255,1) 50%, 75%, rgba(61,94,122,1) 75%) 0px 0px / 100px 100px repeat repeat; /* Checkers */