*{
    font-family: "微软雅黑";
}
ul>li{
    list-style:none;
}
p{
    margin: 0px;
    padding: 0px;
}
.bigkuang{
    width: 100%;
    overflow: hidden;
    padding: 0px;
}
.xiaobiankuang{
    margin: 0px auto;
    width: 1200px;
    overflow: hidden;
    padding: 0px;
}
body{
    padding: 0px;margin: 0px;position: relative;
}
.na{

}
.nva_left{
    width: 50%;float: left;height: 42px;line-height: 42px;font-size: 14px;color: #fff;box-sizing: border-box;padding-left: 45px;
}
.nva_right{
    width: 50%;float: right;height: 42px;font-size: 14px;color: #fff;padding: 0px;
}
.nva_right>ul{
    height: 42px;padding: 0px ;margin: 0px;
}
.nva_right>ul>li{
    padding: 0px;
    line-height: 42px;
    float: left;
    width: 100px;
    height: 42px;
    text-align: center;
    font-size: 14px;
}