Template:Wikiversary/styles.css

.centered-bg-table {
    margin-left: auto; 
    margin-right: auto;
    border-collapse: collapse;
    background: url("https://upload.wikimedia.org/wikipedia/commons/thumb/7/72/WP25_Graphics_of_Dinosaur_and_Book.png/500px-WP25_Graphics_of_Dinosaur_and_Book.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    color: white; /* Adjust text color for readability */
}

.centered-bg-table th, 
.centered-bg-table td {
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 10px;
    text-align: center;
}

.custom-bg-table {
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    border-collapse: collapse;
    
    /* ADJUSTABLE PROPERTIES */
    background-repeat: no-repeat;
    background-position: center center; /* Move image: e.g., 'top left' or '50% 20%' */
    background-size: cover;            /* Options: 'cover' (fill), 'contain' (fit), or '100% 100%' */
    background-attachment: scroll;     /* Use 'fixed' for a parallax effect */
    
    color: #fff;                       /* Text color to contrast background */
    text-shadow: 1px 1px 2px #000;    /* Makes text readable over busy images */
}

.custom-bg-table td, .custom-bg-table th {
    padding: 20px;
    border: 1px solid rgba(255,255,255,0.2);
}