#matf {
	position: relative;
	width: 100%;
	padding-bottom: 77%;
	vertical-align: middle;
	margin: 0;
	overflow: hidden;
}
#matf svg { 
	display: inline-block;
	position: absolute;
	top: 0; left: 0;
}

#matf svg title{
	font-size: 20px;
	background-color: aqua;
}