.spinner {
    width: 70.4px;
    height: 70.4px;
    --clr: rgb(13, 110, 253);
    --clr-alpha: rgb(13, 110, 253,.1);
    animation: spinner 1.6s infinite ease;
    transform-style: preserve-3d;
}

    .spinner > div {
        background-color: var(--clr-alpha);
        height: 100%;
        position: absolute;
        width: 100%;
        border: 3.5px solid var(--clr);
    }

    .spinner div:nth-of-type(1) {
        transform: translateZ(-35.2px) rotateY(180deg);
    }

    .spinner div:nth-of-type(2) {
        transform: rotateY(-270deg) translateX(50%);
        transform-origin: top right;
    }

    .spinner div:nth-of-type(3) {
        transform: rotateY(270deg) translateX(-50%);
        transform-origin: center left;
    }

    .spinner div:nth-of-type(4) {
        transform: rotateX(90deg) translateY(-50%);
        transform-origin: top center;
    }

    .spinner div:nth-of-type(5) {
        transform: rotateX(-90deg) translateY(50%);
        transform-origin: bottom center;
    }

    .spinner div:nth-of-type(6) {
        transform: translateZ(35.2px);
    }

@keyframes spinner {
    0% {
        transform: rotate(45deg) rotateX(-25deg) rotateY(25deg);
    }

    50% {
        transform: rotate(45deg) rotateX(-385deg) rotateY(25deg);
    }

    100% {
        transform: rotate(45deg) rotateX(-385deg) rotateY(385deg);
    }
}