html {
	font-size: 0.8rem;
}

.coversize {
	width: 260px;
}

@media only screen and (min-width: 576px) {
    html {
		font-size: 0.8rem;
	}
	
	.coversize {
		width: 290px;
	}
}

@media only screen and (min-width: 768px) {
    html {
		font-size: 0.8rem;
	}
	
	.coversize {
		width: 320px;
	}
}

@media only screen and (min-width: 992px) {
    html {
		font-size: 1rem;
	}
	
	.coversize {
		width: 350px;
	}
}

@media only screen and (min-width: 1200px) {
    html {
		font-size: 1rem;
	}
	
	.coversize {
		width: 380px;
	}
}