MediaWiki:Common.css

/* CSS placed here will be applied to all skins */
body {
    background: url("/images/wiki_background.png") no-repeat center center fixed;
    background-size: cover;
}

/* Wrap the sidebar (all portlets) in a white box */
#mw-panel {
    background-color: #ffffff;   /* White background */
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);  /* Optional soft shadow */
    border: 1px solid #ccc;
}

/* Style the footer container */
#footer {
    background-color: #ffffff;   /* White background */
    padding: 15px 20px;
    border-top: 1px solid #ccc;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.1);  /* Soft shadow at the top */
    margin-top: 40px;
    border-radius: 8px;
}