.mastop{ width:1010px; height:73px; background:url(../images/top.jpg) no-repeat}
.top_b{  width:120px; color:#000000; margin-left:875px}
.flashbox{
   overflow:hidden;
    position:relative;
}
.imagebox{
    text-align:center;position:relative;z-index:999;
}
.masdh{ height:30px; float:right}
.masdh ul{  padding:0px;}
.masdh ul li{list-style:none;float:left;height:30px;line-height:30px; }
.masdh ul li a{display:block;width:100%;height:100%;color:#555;}
.masdh_li{width:73px; text-align:center}
.masdh_li ul{ display:none;background-color:#eee; height:30px}
.masdh_li ul li{ margin-left:5px }
.masdh_li ul li a{ width:65px; text-align:center}
.masdh_li a{ font-size:14px; }
.masdh_li .masdh_tit:hover{ background-color:#d30202; font-size:14px; color:White}
.masdh_lihover  .masdh_tit{ background-color:#d30202; font-size:14px; color:White}
.masdh_lihover ul li a:hover{ color:#d30202}