.popupsales {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    background-color: white;
    border: 1px solid #ccc;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Tampilan latar belakang gelap */
.overlayalert {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1;
}

/* Tampilan pop-up */
.popupalert {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.3);
    z-index: 2;
    width: 75%; /* Mengatur lebar pop-up */
    height: auto; /* Mengatur tinggi pop-up */
}