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

.left {float:left;}
.right {float:right;}

.cL {clear:left;}
.cR {clear:right;}
.cB {clear:both;}

.abs {position:absolute;}
.rel {position:relative;}
.fxd {position:fixed;}

.tal {text-align:left;}
.tac {text-align:center;}
.tar {text-align:right;}

.ofH {overflow:hidden;}
.ofA {overflow:auto;}

.white {background:#FFF;}
.black {background:#000;}

.z1 {z-index:100;}
.z2 {z-index:200;}
.z3 {z-index:300;}
.z4 {z-index:400;}
.z5 {z-index:500;}
.z6 {z-index:600;}
.z7 {z-index:700;}
.z8 {z-index:800;}
.z9 {z-index:900;}
.z10 {z-index:1000;}

.bold {font-weight:bold;}