.mega-banner {
    margin: 0 auto;
    position: relative;
    padding: 0;
    margin-bottom: 5px;
    margin-top: 15px;
}

.mega-banner__item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease-in-out;
}

.mega-banner__item.is-visible {
    opacity: 1;
    visibility: visible;
    position: relative;
}

@media (max-width: 999px) {
    .desctop_banner { display: none; }
    .mobile_banner { display: block; }
}

@media (min-width: 1000px) {
    .desctop_banner { display: block; }
    .mobile_banner { display: none; }
}