.clearfix {clear:both;}
.clearfix:after {content:"."; display:block; clear:both; visibility:hidden; line-height:0; height:0;}
.clear {clear:both; font-size:0; line-height:0;}

.center, .center th, .center td, .left .center, .right .center {text-align:center;}
.left, .left th, .left td, .center .left, .right .left {text-align:left;}
.right, .right th, .right td, .center .right, .left .right {text-align:right;}

.vTop, .vTop td, .vTop th {vertical-align:top;}
.vBottom, .vBottom td, .vBottom th {vertical-align:bottom;}
.vMiddle, .vMiddle td, .vMiddle th {vertical-align:middle;}

.nowrap, .nowrap * {white-space:nowrap;}

.show {display:block;}
.hide {display:none;}

.widthAuto {width:auto;}
.heightAuto {height:auto;}
.mr20{
	margin-right:20px;
}

/* colors */