// Embeds responsive//// Credit: Nicolas Gallagher and SUIT CSS..embed-responsive{position:relative;display:block;height:0;padding:0;overflow:hidden;.embed-responsive-item,iframe,embed,object{position:absolute;top:0;left:0;bottom:0;height:100%;width:100%;border:0;}// Modifier class for 16:9 aspect ratio&.embed-responsive-16by9{padding-bottom:56.25%;}// Modifier class for 4:3 aspect ratio&.embed-responsive-4by3{padding-bottom:75%;}}