MediaWiki:Vector.css

/* All CSS here will be loaded for users of the Vector skin */

/* Set the background image to fill the page and stay behind all content */
body.skin-vector {
    background: url('/Wiki_BG1.png') no-repeat center center fixed;
    background-size: cover;
}

body.skin-vector-legacy::before {
    content: "";
    width: 100%;
    height: 100%;
    background-color: var(--background-color-base);
    position: fixed;
    z-index: -1;
}

:root {
    --background-color-base: #fffa;
}