body > * {
    text-align:center;
}
.twidth{
    width:100%;
    margin:0 auto;
}
.twidth > *{
    text-align:center;
}
.twidth > * > *{
    text-align:left;
}
.li_crosswise{
   width:1050px;
    list-style:none;
    padding:0;
    margin: 0 auto;

}
.li_crosswise > li{
    float:left;
    list-style:none;
    padding:0 25px;
    margin:0;
    min-width:35px;
    height:40px;
    line-height:40px;
    text-align:center;
    font-size:15px;
    cursor:pointer;
}
    .li_crosswise > li:hover {
        /*border-bottom:solid 7px #163A60;*/
        background-color:#fd4c2e;
          display:block;
         
    }
    .top_menu div{
    display:none;
    padding:15px 20px;
    /*min-width:180px;*/
    width:150px;
    text-align:left;
}
.top_menu:hover div{
    display:block;
    position:absolute;
    z-index:255;
    background-color:#fd4c2e;
    margin-left:-25px;
    margin-top:0px;
    color:#163A60;
    
}
.top_menu div a{
    color:#f7f7f7;
    display:block;
    line-height:35px;
}
.li_crosswise > li a{
   color:#f7f7f7;
    display:block;
   
}