/* Estilos para os banners */
.banner-container {
    max-width: 728px;
    margin: 0 auto;
}

.banner-container img {
    min-height: 90px;
    max-height: 90px;
}

/* Transições dos banners */
.banner-transition {
    opacity: 1;
    transition: opacity 0.5s ease-in-out;
}

.banner-transition.fade-out {
    opacity: 0;
}

.banner-transition.fade-in {
    opacity: 1;
}