.embed-responsive-24by17::before{padding-top:70.83%}.embed-responsive-3by2::before{padding-top:66.67%}.embed-responsive-3by4::before{padding-top:133.33%}.embed-responsive-4by3::before{padding-top:75.00%}.embed-responsive-48by29::before{padding-top:60.42%}.embed-responsive-48by35::before{padding-top:72.92%}