Move Selector

<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="#9dd6fc" />
        <stop offset=".006" stop-color="#9dd6fc" />
        <stop offset="1" stop-color="#d17ff7" />
    </linearGradient>
    <path
        d="M412 336v-40H296v116h40l-80 80-80-80h40V296H100v40l-80-80 80-80v40h116V100h-40l80-80 80 80h-40v116h116v-40l80 80-80 80zM100 20H20v80m472 0V20h-80m0 472h80v-80m-472 0v80h80"
        fill="none"
        stroke="url(#a)"
        stroke-width="40"
        stroke-linecap="round"
        stroke-linejoin="round"
        stroke-miterlimit="10"
    />
</svg>