#lib_Tab {
	clear: both;
	box-sizing: border-box;
	width: 510px;
	margin-left: auto;
	margin-right: auto;
	height: auto;
}

.lib_Menubox {
	position: relative;
	height: auto;
}

.lib_Menubox ul {
	width: 100%;
	display: flex;
	justify-content: space-between;
}

.lib_Menubox li {
	font-weight: normal;
	display: block;
	height: 38px;
	line-height: 38px;
	cursor: pointer;
	text-align: center;
	font-size: 18px;
	padding: 0 30px;
	color: #333;
	text-align: center;
}

.lib_Menubox li.hover {
	background-color: rgba(17, 71, 150, .8);
	border-radius: 6px;
	color: #fff;
	text-align: center;
	padding: 0 30px;
}

.lib_Contentbox {
	clear: both;
	height: auto;
}

/* ------- */

#lib_Tab2 {
	box-sizing: border-box;
	width: 1200px;
	margin-left: auto;
	margin-right: auto;
	height: auto;
	position: relative;
}

.lib_Menubox2 {
	position: absolute;
	margin-top:-75px;
	height:28px;
	/* top:0; */
}

.lib_Menubox2 ul {
	margin-left: 150px;
	display: flex;
	justify-content: flex-start;
}

.lib_Menubox2 li {
	font-weight: normal;
	display: block;
	height: 28px;
	line-height: 28px;
	cursor: pointer;
	text-align: center;
	font-size: 16px;
	padding: 0 20px
}

.lib_Menubox2 li.hover {
	background-color: rgba(17, 71, 150, .8);
	border-radius: 6px;
	color: #fff;
}

.lib_Contentbox2 {
	height: auto;
	margin-bottom: 30px;
}

/* ------- */

#lib_Tab3 {
	box-sizing: border-box;
	width: 100%;
	margin-left: auto;
	margin-right: auto;
	height: auto;
	position: relative;
}

.lib_Menubox3 {
	position: absolute;
	margin-top:-75px;
	height:28px;
	/* top:0; */
}

.lib_Menubox3 ul {
	margin-left: 150px;
	display: flex;
	justify-content: flex-start;
}

.lib_Menubox3 li {
	font-weight: normal;
	display: block;
	height: 28px;
	line-height: 28px;
	cursor: pointer;
	text-align: center;
	font-size: 16px;
	padding: 0 20px
}

.lib_Menubox3 li.hover {
	background-color: rgba(17, 71, 150, .8);
	border-radius: 6px;
	color: #fff;
}

.lib_Contentbox3 {
	height: auto;
	margin-bottom: 30px;
}
article td {
	border:solid 1px #000 !important;
}