
        .dot i:nth-child(1) {
            top: 0;
            left: 0;
        }

        .dot i:nth-child(2) {
            top: 0;
            right: 0;
            animation-delay: 0.4s;
        }

        .dot i:nth-child(3) {
            right: 0;
            bottom: 0;
            animation-delay: 0.8s;
        }

        .dot i:nth-child(4) {
            bottom: 0;
            left: 0;
            animation-delay: 1.2s;
        }

        @keyframes ant-rotate {
            to {
                trans