#study_menu {
	width: 30%;
	float: left;
}
#study_menu ul {
	list-style: none;
}
#study_menu ul li {
	width: 100%;
	height: 30px;
	margin-top: 10px;
	padding-top: 10px;
	text-align: center;
	font-family: "SimSun";
	font-size: 12pt;
	background-color: #DDDDDD;
	-moz-box-shadow:2px 2px 10px #06c;
	-webkit-box-shadow:2px 2px 10px #06c;
	box-shadow:2px 2px 10px #06c;
}
#study_content {
	float: left;
	width: 65%;
	margin-top: 0px;
	padding-left: 30px;
	font-size: 12pt;
	clear: right;
}
#study_content ul {
	list-style: none;
}
#content_ul {
	padding-left: 8em;
}
.gif {
	margin-top: 20px;
	padding-left: 69px;
	width: 662px;
}