.embed-responsive-1by1{aspect-ratio:1/1}.embed-responsive-1by1::before{padding-top:100.00%}.embed-responsive-16by11{aspect-ratio:16/11}.embed-responsive-16by11::before{padding-top:68.75%}.embed-responsive-4by1{aspect-ratio:4/1}.embed-responsive-4by1::before{padding-top:25.00%}.embed-responsive-48by37{aspect-ratio:48/37}.embed-responsive-48by37::before{padding-top:77.08%}.embed-responsive-48by41{aspect-ratio:48/41}.embed-responsive-48by41::before{padding-top:85.42%}