.embed-responsive-1by1{aspect-ratio:1/1}.embed-responsive-1by1::before{padding-top:100.00%}.embed-responsive-2by3{aspect-ratio:2/3}.embed-responsive-2by3::before{padding-top:150.00%}.embed-responsive-3by4{aspect-ratio:3/4}.embed-responsive-3by4::before{padding-top:133.33%}.embed-responsive-47by48{aspect-ratio:47/48}.embed-responsive-47by48::before{padding-top:102.13%}.embed-responsive-48by23{aspect-ratio:48/23}.embed-responsive-48by23::before{padding-top:47.92%}.embed-responsive-48by31{aspect-ratio:48/31}.embed-responsive-48by31::before{padding-top:64.58%}