.ads-hero, .ads-hero-bottom, .ads-horizontal, .ads-square {
    display: flex; justify-content: center; align-items: center;   
}

/* Styles for .ads-hero, .ads-hero-bottom */
@media (min-width: 1280px) {
    .ads-hero div, .ads-hero-bottom div {
        width: 1200px;
        height: 280px;
    }
}

@media (min-width: 1024px) and (max-width: 1279px) {
    .ads-hero div, .ads-hero-bottom div {
        width: 980px;
        height: 120px;
    }
}

@media (min-width: 728px) and (max-width: 1023px) {
    .ads-hero div, .ads-hero-bottom div {
        width: 728px;
        height: 90px;
    }
}

@media (max-width: 727px) {
    .ads-hero div, .ads-hero-bottom div {
        width: 336px;
        height: 280px;
    }
}

/* Styles for .ads-horizontal */
@media (min-width: 1024px) {
    .ads-horizontal div {
        width: 970px;
        height: 280px;
    }
}

@media (min-width: 728px) and (max-width: 1023px) {
    .ads-horizontal div {
        width: 728px;
        height: 280px;
    }
}

@media (max-width: 727px) {
    .ads-horizontal div {
        width: 336px;
        height: 280px;
    }
}

/* Styles for .ads-vertical */
@media (min-width: 480px) {
    .ads-vertical div {
        width: 336px;
        height: 980px;
    }
}

@media (max-width: 479px) {
    .ads-vertical div {
        display: none;
    }
}

/* Styles for .ads-square */
@media (min-width: 480px) {
    .ads-square {
        margin-top: 12px;
    }
    .ads-square div {
        width: 336px;
        height: 280px;
    }
}
@media (max-width: 479px) {
    .ads-square div {
        display: none;
    }
}