.embed-responsive-1by1{aspect-ratio:1/1}.embed-responsive-1by1::before{padding-top:100.00%}.embed-responsive-2by1{aspect-ratio:2/1}.embed-responsive-2by1::before{padding-top:50.00%}.embed-responsive-24by14{aspect-ratio:24/14}.embed-responsive-24by14::before{padding-top:58.33%}.embed-responsive-24by17{aspect-ratio:24/17}.embed-responsive-24by17::before{padding-top:70.83%}.embed-responsive-4by3{aspect-ratio:4/3}.embed-responsive-4by3::before{padding-top:75.00%}