body{
	padding:5px 0 0 0;
}
.contents{
	 margin-bottom:  20px;
}
.contents p{
	text-indent: 2em;
	
}

/* 下拉菜单悬停　*/
.navbar .nav > li .dropdown-menu {
	margin: 0;
}
.navbar .nav > li:hover .dropdown-menu {
	display: block;
}
.navbar .nav > li:hover .dropdown-menu  .dropdown-menu{
	display: none;
}
.navbar .nav > li:hover .dropdown-menu >li:hover .dropdown-menu{
	display: block;
}