body {
    color: #CCC;
    background-color: #000;
    margin: 0;
    font: 1rem 'Open Sans', Arial;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

*,
::after,
::before {
    box-sizing: border-box;
}

.bi {
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0;
    background: linear-gradient(#D60270 0%, #D60270 42.49%, #734F96 42.5%, #734F96 57.49%, #0038A8 57.5%);
    animation: fadeIn 5s 5s ease-out forwards;
}

.loading,
.loading::before,
.loading::after {
    border-top: .3em solid #D60270;
    border-radius: 50%;
    animation: spin 4.4s cubic-bezier(.79, .14, .15, .86) infinite;
}

.loading {
    position: relative;
    width: 12em;
    aspect-ratio: 1;
    animation:
        spin 4.4s cubic-bezier(.79, .14, .15, .86) infinite,
        fadeBorder 15s 10s ease-out forwards;
}

.loading::before,
.loading::after {
    content: '';
    display: block;
    position: absolute;
}

.loading::before {
    border-top-color: #734F96;
    inset: 1em;
    animation-duration: 3.3s;
}

.loading::after {
    border-top-color: #0038A8;
    inset: 2.5em;
    animation-duration: 2.2s;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: .33;
    }
}

@keyframes fadeBorder {
    to {
        width: 24em;
        filter: blur(6px) saturate(2);
    }
}