@charset "utf-8";
/* CSS Document */
*{font-size:12px;}
html,body{margin:0;text-align:center;over-flow:hidden;height:100%;width:100%;}
UL{list-style-type:none; margin:0px;}
/* 标准盒模型 */
.ttl{height:18px;}
.ctt{height:auto;padding:6px;clear:both;border:1px solid #064ca1;border-top:0;text-align:left;}
.w936{margin:2px 0;clear:both;width:900px;/*滑动门的宽度*/}
/* TAB 切换效果 */
.tb_{background-image: url(../images/nav_dian.gif); background-repeat: repeat-x;background-color: #E6F2FF;}
.tb_ ul{height:24px;}
.tb_ li{float:left;height: 24px;line-height:1.9;width: 94px;cursor:pointer;}
/* 控制显示与隐藏css类 */
.normaltab   {
	background-image:url(../images/nav_blue.gif);
	background-repeat: no-repeat;
	color:#1F3A87;
}
.hovertab    { background-image: url(../images/nav_xian.gif); background-repeat: no-repeat; color:#1F3A87; font-weight:bold }
.dis{
	display:block;
	height:120px;

}
.undis{display:none;}

.ctt #tbc_01,.ctt #tbc_02,.ctt #tbc_03,.ctt #tbc_04,.ctt #tbc_05,.ctt #tbc_06{
	background-repeat: no-repeat;
	background-position: right bottom;
}
.ctt #tbc_01 {
	background-image: url(../images/four_listbg_net.gif);
}
.ctt #tbc_04 {
	background-image: url(../images/four_listbg_data.gif);
}
.ctt #tbc_03 {
	background-image: url(../images/four_listbg_adobe.gif);
}
.ctt #tbc_02 {
	background-image: url(../images/four_listbg_system.gif);
}
.ctt #tbc_05 {
	background-image: url(../images/four_listbg_fwq.gif);
}
.ctt #tbc_06 {
	background-image: url(../images/four_listbg_qy.gif);
}
#four_change_list {
	float: left;
	margin-left:5px;
	width:180px;
	margin-top:5px;


}
/*
#four_change_list a{
	line-height: 25px;
	_line-height: 15px;
	background-image: url(../images/blue_dian.gif);
	background-repeat: no-repeat;
	background-position: 0px 10px;
	display:block;
	padding-left: 15px;
	letter-spacing: 0px;
}
*/
#four_change_list a:hover{
	color: #000099;
}
#tbc_06 ul{

}
#four_change_list_lf{	float: left;
	width:180px;
}
#four_change_list a{
	line-height: 25px;
	background-image: url(../images/blue_dian.gif);
	background-repeat: no-repeat;
	background-position: 0px 5px;
	text-indent: 0px;
	padding-left: 15px;






}