.cm-video-wrapper{position:relative;width:100%;padding-bottom:56.25%;margin-bottom:20px;margin-top:20px}.cm-video-wrapper iframe{position:absolute;top:0px;bottom:0px;left:0px;right:0px;width:100%;height:100%;max-width:100%}@media(max-width:767px){.cm-video-wrapper{padding-bottom:60.25%}}