body {
    background: url('../nexus_full.png') no-repeat center center fixed;
    background-size: auto 70vh;
    min-height: 80vh;
    margin: 0;
}

@media screen and (max-width: 768px) {
    body {
        background-size: contain; /* Adjust background size for smaller screens */
    }
}

.table th {
    position: sticky;
    top: 0;
    background-color: #fff; /* Customize the background color as needed */
    z-index: 1;
    vertical-align: middle;
}

.table td {
    vertical-align: middle;
}