.responsive-iframe-container{position:relative;overflow:hidden;padding-top:56.25%}.responsive-iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.responsive-svg-container{display:inline-block;position:relative;width:100%;padding-bottom:100%;vertical-align:middle;overflow:hidden}.responsive-svg{display:inline-block;position:absolute;top:0;left:0}