body {

}

#a1 {}

#b1, #b2, #b3, #b4, #b5 {}

#c1, #c2, #c3, #c4, #c5 {
	position:relative;
}


/* desktop styles */
@media(min-width: 986px) {

	body {}

	#a1 {
	
	}


	#b1, #b2, #b3, #b4, #b5 {}

	#c1, #c2, #c3, #c4, #c5 {
		width:986px;
		margin:0 auto;
	}

	.fraction {
		box-sizing: border-box;
		float:left;
	}
	.one_half {width:50%}
	.one_third {width:33.33%}
	.two_thirds {width:66.66%}
	.one_quarter {width:25%}
	.three_quarters {width:75%}
	.one_fifth {width:20%;}
	.two_fifths {width:40%;}
	.three_fifths {width:60%;}
	.four_fifths {width:80%;}
	.one_sixth {width:16.66%;}
	.one_seventh {width:14.28%}
	.one_eighth {width:12.5%}
	
}