       .donut {
            position: fixed;
            width: 100px;
            height: 100px;
            z-index: -1;
        }

        .donut1 {
            top: 10%;
            left: 5%;
            animation: float 8s ease-in-out infinite;
        }

        .donut2 {
            top: 20%;
            right: 5%;
            animation: float 10s ease-in-out infinite;
            animation-delay: 1s;
        }

        .donut3 {
            bottom: 15%;
            left: 10%;
            animation: 