/* Hide the mobile panel by default on desktop */

.mobile-panel {
    display: none;
    background-color: #f3f3f3;
    padding: 5px;
    border: 1px solid grey;
    margin: 3px;
}

/* Show the mobile panel only when the screen width is 768px or less */

@media screen and (max-width: 768px) {
    .mobile-panel {
        display: block;
    }
}