/* 关于我们 */
*{ margin:0;padding:0;font-family:'微软雅黑'; border:none; text-decoration:none;}
./*整站公用样式==开始*/
table,td,tr,th,ul,li,input,a,span { font-size: 12px; }
h4{ font-size:14px; font-weight:normal;}
h5{ font-size:14px; font-weight:normal; text-align:center; margin-bottom:5px;}
div,ul,li,p,dl,dt,dd,textarea,address,blockquote,input,select{height:auto;font-size:12px;}
*{ margin: 0; padding: 0; border: 0; }
img,a img{border:0px;}
body{margin:0px;}
ul{display:block;margin:0px; padding:0px;} 
a{ font-size:12px; text-decoration:none; cursor:pointer;}
/*整站公用样式==结束*/
/*网站主框架样式==开始*/
#maincontainer {margin:0 auto; width:1200px; background:#FFF;padding-bottom:30px;clear:both;}/*main最外层*/
#Content{margin:0 auto;width:1200px;background:#FFF;}/*main最外层*/
#leftsider { float:left; width:230px; }/*左侧导航*/
#content { float:right; width:935px;}/*因为是固定宽度，采用左右浮动方法可有效避免ie 3像素bug*/
/*网站主框架样式==结束*/
/*左侧样式==开始*/
.lefttop{ clear:both; padding-top:25px; width:230px;background-color:#555;}
#nav { margin:0; padding:0px;padding-bottom:300px; list-style:none; width:230px;font-size:18px;}
#nav ul { background-color:#555;margin:0; padding:0; height:730px;list-style:none;}
#nav ul li { color:#fff;height:43px !important; height:43px; text-align:center; line-height:43px; cursor:pointer; font-size:18px;}
#nav ul li a{ text-decoration:none; color:#fff;cursor:pointer; font-size:18px; }

#showtab{min-height:43px; height:43px !important; text-align:center; line-height:43px; cursor:pointer; color:#fff; font-size:18px;background:url(//img.asianmetal.cn/i/nav_us_red.png) repeat left;}
#showtab a{ display:block; text-decoration:none; text-align:center; color:#fff; font-size:18px;}
.linegray{border:2px solid #6f6f6e;margin:14px 0;}
/* 左侧样式==结束 */
/*右侧内容样式==开始*/
.maintop{ height:17px; margin-right:4px; padding:0;}

/*右侧内容样式==结束*/