.embed-responsive-1by1::before{aspect-ratio:1/1}.embed-responsive-15by16::before{aspect-ratio:15/16}.embed-responsive-16by15::before{aspect-ratio:16/15}.embed-responsive-16by5::before{aspect-ratio:16/5}.embed-responsive-16by9::before{aspect-ratio:16/9}.embed-responsive-24by20::before{aspect-ratio:24/20}.embed-responsive-24by22::before{aspect-ratio:24/22}.embed-responsive-24by5::before{aspect-ratio:24/5}.embed-responsive-3by2::before{aspect-ratio:3/2}.embed-responsive-3by4::before{aspect-ratio:3/4}.embed-responsive-35by48::before{aspect-ratio:35/48}.embed-responsive-4by3::before{aspect-ratio:4/3}.embed-responsive-43by48::before{aspect-ratio:43/48}.embed-responsive-47by48::before{aspect-ratio:47/48}.embed-responsive-48by37::before{aspect-ratio:48/37}.embed-responsive-48by43::before{aspect-ratio:48/43}.embed-responsive-8by3::before{aspect-ratio:8/3}.embed-responsive-8by5::before{aspect-ratio:8/5}