// Background Image
[data-bg-image] {
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;

    &::before {
        position: absolute;
        content: "";
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        opacity: 1;
        background-color: $gray-900;
        transition: opacity .5s linear;
    }

    &.bg-loaded {
        &::before {
            opacity: 0;
        }
    }
}

body[data-bg-image] {
    background-attachment: fixed;
    background-position: top center;
}