@CHARSET "UTF-8";

.content {
	width: 800px;
	margin: 0 auto;
}

.content .head {
	margin-top: 100px;
	text-align: left;
}

.content .head ul {
	list-style: none;
	margin: 0;
	padding: 0;
	font-size: 0;
}

.content .head li {
	display: inline-block;
}

.content .head li a {
	display: inline-block;
	box-sizing: border-box;
	text-align: center;
	width: 190px;
	text-decoration: none;
	color: rgb(221, 221, 221);
	font-size: 20px;
	font-weight: bold;
	border-bottom: 3px solid rgb(207, 207, 207);
	margin-left: 5px;
	margin-right: 5px;
	padding-bottom: 10px;
	cursor: pointer;
}

.content .head li.selected a {
	color: rgb(50, 101, 128);
	font-size: 20px;
	font-weight: bold;
	border-bottom: 3px solid rgb(20, 161, 223);
}

.content .title h1 {
	margin: 40px 0;
	padding: 0;
	font-weight: normal;
	font-size: 12px;
}

.content img {
	width: 800px;
	height: 500px;
}