#bigbox{width: 100%;height: auto; margin: 0 auto;}
#bigbox div{width: 100%; height: 523px; margin: 0 auto;}
#bigbox div#item1{ }
#bigbox div#item2{ }
#bigbox div#item3{ }
#bigbox div#item4{ }
#bigbox div#item5{}
#bigbox div h1{font-size: 36px; color: #fff;}

.yincang{ display:none;}
.piaofuImg{ display:block;}
#menu{width:127px;height:523px; position: fixed;top:25%;right: 15px;margin-top: -165px; background:url(../images/menu2.jpg);}
#menu ul{display: block;list-style: none; font-size:19px;}
#menu ul li a{width:127px; height:40px; line-height:30px; text-align: center;color: #fff;display: block;}
#menu ul li a:hover,#menu ul li a.cur{color: #fff000;text-decoration:none;}