#pc_header {
    display: block;
    width: 100%;
    height: 66px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1111;
    background-color: var(--bg-color-1);
    border-bottom-width: 2px;
    border-bottom-style: solid;
    border-bottom-color: var(--border-color-1);
    
 }
 
 #pc_sub_nav a,#pc_header a{
   color:var(--color-normal);
}
 #pc_header a:hover,#pc_sub_nav a:hover{
 
   color: var(--bg-color-choosed);
}

 #pc_header #nav_box {
    position: relative;
    height: 66px;
    width:1228px;
    margin:auto;
 }
 #pc_header #logo_box {
    height: 60px;
    width:350px;
    #logo_title{
      font-size: 30px;
      line-height: 40px;
      letter-spacing: 10px;
      text-align: center;
      height:40px;
      font-weight: bold;
    }

    #logo_title2{
      font-size: 16px;
      line-height: 30px;
      height:30px;
      letter-spacing: 2px;
     text-align: center;
    }
 }
 #pc_header  #logo_box a {
    display: block;
    
 }
 #pc_header  #logo_box img {
    padding-top:5px;
    height: 100%;
    display: block;
 }
 #pc_header .nav_button{
    height:40px;
    line-height: 40px;
    margin:15px 10px;
    width:90px;
    text-align: center;
    border-radius: 5px;
    float: left;
    letter-spacing: 1px;
    -webkit-box-shadow: 0 0 40px var(--border-color-1);
   box-shadow: 0 0 40px var(--border-color-1);
 }
 #pc_header .nav_button_nomal{
      background-color:var(--border-color-1);
      opacity: 0.7;
      font-weight: normal;
}

 #pc_header .nav_button_choosed{
   background-color:var(--bg-color-choosed);
   font-weight: bold;
 }
 #pc_header .nav_button:hover {
    background-color:var(--bg-color-choosed);
    color:var(--color-normal);
 }
 
 #pc_header .nav_ucenter{
    margin-top:15px;
    width:40px;
    height:40px;
    border-radius: 50%;
    background-repeat:no-repeat;
    background-position: center;
    background-size: cover;
    background-size: 30px;
    overflow: hidden;
    font-size: 0px;
    float: right;
 }
 #pc_header #nav_item_box {
    height: 66px;
    font-size: 0;
    text-align: left;
 }
 #pc_header #nav_item_box .link {
    display: inline-block;
    vertical-align: top;
    font-size: 16px;
    margin: auto 20px;
    height: 66px;
    line-height: 66px;
    position: relative;
    letter-spacing: 2px;
    font-weight: bolder;
    
 }
 #pc_header #nav_item_box .link.curr {
    color: var(--bg-color-choosed);
    font-weight: bolder;
 }
 #pc_header #nav_item_box .link.curr::before {
    content: "";
    position: absolute;
    bottom: 2px;
    left: 50%;
    margin-left: -15px;
    background: var(--bg-color-choosed);
    width: 30px;
    height: 3px
 }
 #pc_header #nav_item_box .link:hover::before {
    content: "";
    position: absolute;
    bottom: 2px;
    left: 50%;
    margin-left: -15px;
    background: var(--bg-color-choosed);
    width: 30px;
    height: 3px
 }
 #pc_header_zhanwei{
   display: block;
   width: 100%;
   height: 66px;
}

#pc_sub_nav{
   width:100%;
   height: 45px;
   margin:auto;
   overflow: hidden;
   text-align: center;
   z-index: 990;
   position: relative;
    position: fixed;
    top: 66px;
    left:0;
    z-index: 1111;
}
#pc_sub_nav ul{
   position: relative;
   overflow: hidden;
   margin: 0 auto;
   background-color:var(--bg-color-1);
   opacity: 0.9;
   border-width: 2px;
   border-top-width: 0px;
   border-style: solid;
   border-color: var(--border-color-1);
}
#pc_sub_nav ul li{
   float: left;
   width: 200px;
   height: 40px;
   text-align: center;
}

#pc_sub_nav ul li a{
   font-size: 16px;
   letter-spacing: 1px;
   width: 100%;
   display: inline-block;
   border-right-width:2px;
   margin:10px 0px;
   height: 20px;
   line-height: 20px;
   border-right-style: solid;
   border-right-color: var(--border-color-1);
   
}

#pc_sub_nav .nav_selected{
   color:var(--bg-color-choosed);
  
   font-weight: bold;
}