@charset "UTF-8";

h2 {
	background-image: url(img/h2_bg.gif);
	background-repeat: no-repeat;
}
h3 {
	background-image: url(img/h3_bg.gif);
	background-repeat: no-repeat;
	height: 30px;
	padding-top: 4px;
	padding-left: 12px;
	margin-bottom: 3px;
}

#main p {
	color: #000000;
	line-height: 130%;
}

#submenu li {
	list-style-position: outside;
	list-style-image: url(img/summenu.gif);
}
#submenu li a:hover {
	background-image: url(img/submenu_bg.gif);
	background-repeat: repeat-x;
}
#principle {
	background-image: url(img/bg_study.jpg);
	background-repeat: no-repeat;
}
#main .bgfloat {
	float: left;
	margin-right: 5px;
	margin-bottom: 0px;
	margin-left: 0px;
	padding: 0px;
	margin-top: 0px;
}
#arithmetic {
	background-image: url(img/bg_note.jpg);
	background-repeat: no-repeat;
}
#arithmetic ul {
	padding-top: 15px;
}
#math {
	background-image: url(img/bg_cosmos.jpg);
	background-repeat: no-repeat;
}