div.tab_field.showing{

	display:block;

}

div.tab_field.hiding{
	
	display:none;
	
}

nav.tab_fields{
	
	display:block;
	width:100%;
	height:60px;
	margin-bottom:15px;
	white-space: nowrap;
    overflow-x: auto;
    overflow-y:hidden;
	
}

nav.tab_fields div.tab{
	
	background-color:#777;
	border-radius:0 15px 0 0;
	display:inline-block;
	height:40px;
	margin-top:1px;
	font-weight:bold;
	font-size:14px;
	line-height:40px;
	color:#fff;
	text-align:center;
	width:130px;
	padding:0 5px;
	text-transform:uppercase;
	border:1px solid #ddd;
	border-bottom:1px solid #ddd;
	box-sizing:border-box;
	margin-right:1px;
	overflow:hidden;
	white-space:nowrap;
	-webkit-user-select: none;        
	-moz-user-select: none;
	-ms-user-select: none;
	-o-user-select: none;
	user-select: none;
	cursor:default;

}

nav.tab_fields div.tab.showing{

	background-color:#fff;
	color:#777;
	border-bottom:1px solid #fff;
	
}