div, ul, li { margin: 0; padding: 0; border: 0; }

.navddd { margin-top: 0px;margin-bottom: 0px;margin-left: auto;margin-right: auto; padding:  0px;height: 52px;width: 1130px; position: relative;  }
.navddd a { text-decoration: none; }
.navmain { margin-top: 0px;margin-bottom: 0px;margin-left: auto;margin-right: auto; padding:  0px;height: 52px;width: 1130px; position: relative; position: relative; }
#nav_all { height: 42px; float: left; line-height: 42px; position: relative; }

#nav_all ul{margin: 0px;display: inline;padding: 0px;	}
#nav_all li { list-style-type: none;float:left;margin: 0 2px 0 2px;padding:0px;height: 52px;line-height: 52px;text-decoration: none;font-size: 20px;text-align: center;box-shadow: #cccccc 0px 0px 4px;background: #ffffff;behavior: url(/PIE.htc);}
#nav_all li a { color:#666666;text-decoration:none;margin: 0px;padding:0 72px 0 73px;height: 52px;display: block;  font-size:20px; }
#nav_all li a:hover { color: #ffffff;text-decoration: none;display: block;margin: 0px;padding:0 72px 0 73px;height: 52px;font-size: 20px; background-color:#3a307c;}
#nav_all li a:visited{text-decoration:none;margin: 0px;padding:0 72px 0 73px;height: 52px;display: block;font-size:20px;}

#nav_all li ul { display: none; position: absolute; z-index:1;top: 52px; left:799px;font-size:16px; width:295px;background: #09c7c8;padding: 0px 15px;}
#nav_all li ul li { background-image: none; line-height: 52px; height: 52px;padding: 0;margin:0px; font-size:16px; color: #fff;box-shadow: #cccccc 0px 0px 0px;background: #ffffff;behavior: url(/PIE.htc);}
#nav_all li ul li a { background-image: none; padding: 0px 15px; margin: 0px; height: 52px; line-height: 52px; color: #fff; font-weight: normal; background: #09c7c8; border: none; font-size:16px;}
#nav_all li ul li a:hover { background-image: none; padding: 0px 15px; margin: 0px; height: 52px; line-height: 52px; color: #3a307d; background: #09c7c8; border-top: none; font-size:16px;}