.hidden { position: absolute !important; top: -99999px !important; left: -999999px !important; overflow: hidden !important; width: 1px !important; height: 1px !important;}
.clearfix:after { content: "."; display: block; clear: both; visibility: hidden; line-height: 0; height: 0; }
.clearfix { display: inline-block; }
html[xmlns] .clearfix { display: block; }
* html .clearfix { height: 1%; }

form { margin: 0; padding: 0; }
input, select textarea { vertical-align: middle; font-size: 1em; font-family: Helvetica, Tahoma, Verdana, Arial, sans-serif;}

.left { text-align: left;}
.right { text-align: right;}
.center { text-align: center;}
.float_left { float: left; display: inline;}
.float_right { float: right; display: inline;}