.carousel_slider_iframe {
    position: relative;
    padding-bottom: 56.25%;
    padding-top: 25px;
    height: 0;
}

.carousel_slider_iframe > iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.carousel_slider_columns {
    display: flex;
    flex-wrap: wrap;
    box-sizing: border-box;
}

.carousel_slider_column {
    flex: 0 0 100%;
    padding: 1rem;
    box-sizing: border-box;
}

@media screen and (min-width: 601px) {
    .carousel_slider_column {
        flex: 0 0 50%;
    }
}

@media screen and (min-width: 1025px) {
    .carousel_slider_column {
        flex: 0 0 33.333333%;
    }
}

@media screen and (min-width: 1400px) {
    .carousel_slider_column {
        flex: 0 0 25%;
    }
}