body, div, ul, li { margin: 0; padding: 0; }
img{border:0}
ul { list-style: none; }

#leftcolumn { float:left; width:200px; padding:0px; margin:0px; }
.dropdown { display:block; position:relative; padding:0px; margin:0px; z-index:888; }
.dropdown dt{ width:200px; font-weight:bold; cursor:pointer;background:url(../Images/Nei_About_Left_List.jpg); padding:0px; margin:0px; }
.dropdown dt .SerSmallClassNameCss { width:167px;height:31px; line-height:31px; font-size:13px; color:#2a2a2a; font-weight:bold; font-family:"Microsoft Yahei"; background:url(../Images/Nei_About_Left_List.jpg); padding-left:33px; padding-top:0px; padding-right:0px; padding-bottom:0px; overflow:hidden; margin:0px; }
.dropdown .upperdd { border-bottom:none; }
.dropdown dt .SerSmallClassNameCss:hover{ width:167px;height:31px; line-height:31px; padding-left:33px; padding-top:0px; padding-right:0px; padding-bottom:0px; font-size:13px; background:url(../images/Nei_About_Left_List_Hover.jpg) no-repeat; color:#FFFFFF; margin:0px; text-decoration:none; }
.dropdown dt .SerSmallClassNameCss:visited,.SerSmallClassNameCss:active{ width:167px;height:31px; line-height:31px; padding-left:33px; padding-top:0px; padding-right:0px; padding-bottom:0px; margin:0px; }
.dropdown dd { position:absolute; top:0; left:0px; overflow:hidden; width:160px; display:none; background:#fff; opacity:0; z-index:888;}
.dropdown ul { width:128px; padding-top:8px; padding-bottom:8px; padding-left:15px; padding-right:15px; border:0px; list-style:none; border:1px #E7E7E7 solid; }
.dropdown li { display:inline; }
.dropdown a, .dropdown a:active, .dropdown a:visited { display:block; padding-top:6px; padding-bottom:5px; color:#333; text-decoration:none; width:128px; }
.dropdown a:hover { color:#E31E25; text-decoration:underline; }
.dropdown .underline { border-bottom:1px dotted #E7E7E7; }
.SerSmallClassJg {height:10px; width:200px; padding:0px; margin:0px; }