.promocion {
    top: 0;
    left: 0;
    width: 100%;
    background-color: #878787;
    color: white;
    text-align: center;
    padding: 16px 0;
    font-size: 20px;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.promocion {
    animation: slideDown 0.5s ease-out;
}


    .promocion {
        font-weight: bold;
    }