.B2BfullWidth { width:100%;}
.B2BhalfWidth { width:50%; }
.B2BthirdWidth { width:33%; }
	.B2BthirdWidth:nth-child(3n+1) { width:34%;}
	.B2BtwothirdsleftWidth { width:67%; }
	.B2BtwothirdsrightWidth { width:67%; }
	.B2BonethirdleftWidth { width:33%; }
	.B2BonethirdrightWidth { width:33%; }
.B2BquarterWidth { width:25%; } 
.B2BfifthWidth { width:20%; }