改

app/jbsc/css/statistics.css

@@ -264,3 +264,6 @@ button.dropdown-toggle:hover .caret {
	width:840px;
	margin: 0 auto;
}
.nav-tabs > li.active > a, .nav-tabs > li.active > a:focus, .nav-tabs > li.active > a:hover{
	border-bottom: 1px solid #fff;
}