MediaWiki:Common.css

/* CSS placed here will be applied to all skins */
:root {
	--lt-color-background-default: #37383e;
	--background-color-base: #37383e;
	--background-color-darker: #2b2b2f;
	--font-color: #fff;
	--color-progressive: #a4b9d6;
	--border-color-base: #b92727;
}

/* Change background color */
body {
    background-color: #730c0c !important;
    color: var(--font-color) !important;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--font-color);
}

/* Set background image */
body {
    /*background-image: url('/images/custom-background.png');*/
    background-size: cover;
    background-attachment: fixed;
}
#searchInput {
    background-color: var(--background-color-darker);
    color: #fff;
    border: none !important; 
}

#searchInput:focus {
    outline: none; 
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2); 
}

.vector-button, button, input[type="submit"], input[type="button"] {
    background-color: var(--background-color-darker);
    color: #fff;
    border: none;
}

.vector-button:hover, button:hover, input[type="submit"]:hover, input[type="button"]:hover {
    background-color: var(--background-color);
}