.embed.youtube,
.embed.vimeo{
	position: relative;
	padding-bottom: 56.25%; 
	height: 0; 
	overflow: hidden; 
	max-width: 100%;
	width: 100%;
	margin-top: 1rem;
}

.embed.youtube iframe,
.embed.vimeo iframe{
	position: absolute; 
	top: 0; 
	left: 0; 
	width: 100%; 
	height: 100%;
}