body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/logos/odulogowhiteandblack.png') no-repeat center center fixed;
    background-size: cover;
    opacity: 0.3; /* Change this value to adjust the opacity */
    z-index: -1;
}