.responsive-oembed-wrapper.has-aspect-ratio {
position: relative;
width: 100%;
height: 0;
overflow: hidden;
}
.responsive-oembed-wrapper.has-aspect-ratio > iframe,
.responsive-oembed-wrapper.has-aspect-ratio > object,
.responsive-oembed-wrapper.has-aspect-ratio > embed {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}