.mr-cc-chart{
	margin: auto;
	display: block;
	border: none;
	background-repeat: no-repeat;
	text-indent: -9999px;
	padding: 16px;
	background-image: url("http://newsimg.bbc.co.uk/news/special/2014/newsspec_8830/img/chart_complex-01_v3.gif");
}
span.alt-txt-mr-cc-chart{
	position: absolute;
	left: -99999px;
}
@media screen and (max-width: 480px){
	.mr-cc-chart{
		margin-left: auto;
		margin-right: auto;
		height: 400px;
		width: 304px;
	    background-image: url("http://newsimg.bbc.co.uk/news/special/2014/newsspec_8830/img/chart_complex-03_v3.gif");
	}
}
@media screen and (min-width: 481px) and (max-width: 760px) {
    .mr-cc-chart{
    	margin-left: auto;
		margin-right: auto;
		height: 500px;
		width: 464px;
	    background-image: url("http://newsimg.bbc.co.uk/news/special/2014/newsspec_8830/img/chart_complex-02_v3.gif");
	}
}
@media screen and (min-width: 761px){
	.mr-cc-chart{
		margin-left: auto;
		margin-right: auto;
		height: 570px;
		width: 624px;
	    background-image: url("http://newsimg.bbc.co.uk/news/special/2014/newsspec_8830/img/chart_complex-01_v3.gif");
	}
}