Donut

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 512 512"
>
    <linearGradient
        id="a"
        x1="0"
        x2="512"
        y1="256"
        y2="256"
        gradientUnits="userSpaceOnUse"
    >
        <stop offset="0" stop-color="#80d8ff" />
        <stop offset="1" stop-color="#ea80fc" />
    </linearGradient>
    <path
        fill="url(#a)"
        d="M256 0C113.671 0 0 115.391 0 256c0 141.483 114.497 256 256 256 141.484 0 256-114.497 256-256C512 115.091 398.028 0 256 0zm0 40c108.841 0 196.27 79.641 213.017 179.98C439.696 230.979 435.728 256 414 256c-23.56 0-28.654-32.51-65.92-38.999C332.852 181.181 297.312 156 256 156c-41.315 0-76.857 25.185-92.083 61.008C126.65 223.509 121.562 256 98 256c-21.673 0-25.871-25.087-55.017-36.02C59.732 119.634 147.165 40 256 40zm60 216c0 33.084-26.916 60-60 60s-60-26.916-60-60 26.916-60 60-60 60 26.916 60 60zm-60 216c-116.554 0-210.871-91.913-215.785-206.525C52.072 276.988 66.417 296 98 296c31.378 0 45.046-18.391 58.399-31.115C160.911 315.879 203.855 356 256 356s95.088-40.12 99.601-91.113C367.434 276.158 381.759 296 414 296c30.509 0 44.12-17.255 57.785-30.525C466.87 380.088 372.552 472 256 472z"
    />
</svg>