.future-poster {
    display: block;
    margin: 1rem auto;
    max-width: 80%;
    width: 100%;
    height: auto;
}

/* Center and style the buy tickets button */
#buy_ticket_btn {
    display: block;
    margin: 0.75rem auto;
    background-color: rgb(229 81 26);
    color: #fff;
    border: none;
    padding: 0.6rem 1.1rem;
    border-radius: 10px;
    font-size: 1rem;
    cursor: pointer;
    text-align: center;
}

/* small hover effect */
#buy_ticket_btn:hover {
    background-color: white(229 81 26);
}

/* Responsive: mobile adjustments */
@media (max-width: 600px) {
    #future_concerts {
        margin-top: -20%;
        margin-bottom: 40%;
    }

    .future-poster {
        max-width: 90%;
    }

    #buy_ticket_btn {
        padding: 0.5rem 0.9rem;
        font-size: 0.95rem;
        padding: 1.5rem auto 2rem;
    }
}