body{
    margin: 0 auto;
    padding:0;
    max-width:1920px;
    background-color:#f7f7f7;
}

/*头部导航*/
#header .navbar .container{
    max-width:1200px;
    color:#333;
    font-size:18px;
    height:90px;
    position:relative;
    z-index:9999;
}
#header .navbar-header{
    height:90px;
}
#header .navbar-default{
    margin-bottom:0;
    height:90px;
    background-color:#fff;
}
#header #navbar-collapse .active > a {
    background-color: #fff;
    color: #e36713;
}
#header .category_list a {
    display: block;
    padding: 3px 20px;
    clear: both;
    font-weight: 400;
    line-height: 1.42857143;
    color: #333;
    white-space: nowrap;
}
.nav>li>a {
    position: relative;
    display: block;
    padding: 10px;
}

#header .dropdown-toggle{
    cursor:pointer;
}
.dropdown-menu{
    top:55%;
    min-width:112px;
}
 /*底部css*/
#footer
{
    padding:15px;
    max-width:1920px;
    text-align:center;
    background-color:#434343;
    color:#fff;
    width:100%;
}
#footer .container{
    font-size:18px;
    color:#fff;
    height:100%;
    width:100%;
    max-width:1200px;
}
#footer .container p{
    line-height:35px;

}
#footer p a{
    color:#fff;
}
#footer p.menu_link{border-bottom:1px solid #dcd9d9;width:800px;margin:0 auto;}
#footer p.menu_link a{padding:0 10px;}
.contact_footer .footer_module{display:inline-block;width:25%;text-align:left;}
.contact_footer .footer_module p{font-size:15px;margin-bottom:0;}
#footer .container .footer_module p{line-height:45px;}
#footer .container .footer_module p img{margin-right:10px;}
.contact_footer .footer_module1{margin-left:12%;}
.contact_footer .footer_module2{}
.contact_footer .footer_module3{}
.contact_footer .moudle_address{font-size:16px;margin-top:10px;}
.contact_footer .moudle_address img{margin-right:10px;}
.navbar-default .navbar-collapse{border:none;}
/*小屏幕(手机，小于等于760px)*/
@media (max-width:767px){
    .container{padding:0;}
   #header .navbar-default{
       height:75px;
   }
   #header .navbar .container{
       height:75px;
   }
   #header .navbar-header{
       margin:0;
       height:74px;
       padding-top:8px;
   }
   #footer{
            padding:0;
            max-width:1920px;
            text-align:center;
            background-color:#434343;
            color:#d2d2d2;
            width:100%;
            height:40px;
        }
   #footer .container p{
        margin:0;
        line-height:40px;
    }
   .navbar-default .navbar-toggle .icon-bar {
        background-color:#e36713;
    }
    .navbar-toggle {
        margin-top: 12px;
        margin-right:5px;
    }
     #navbar-collapse{
        /*background-color:#e77e36;*/
        background-color:rgba(227,103,19,0.8);
        position:absolute;
        right:0;
        width:50%;
        
    }

    #header #navbar-collapse .active > a {
        background-color: #e36713;
        color: #fff;     
    }
    .navbar-default .navbar-nav>li>a{
        color:white;
        text-indent:15px;
    }
    .navbar-default .navbar-nav>.open>a, .navbar-default .navbar-nav>.open>a:focus, .navbar-default .navbar-nav>.open>a:hover{
        color: white;
        background-color: #333;
    }
    .navbar-default .navbar-nav>li>a:focus, .navbar-default .navbar-nav>li>a:hover{
         color: white;
    }
    #header .category_list a {
        color: #cfcfcf;
    }
    .navbar-default .navbar-brand{padding:10px;}
    .navbar-default .navbar-nav .open .dropdown-menu>li>a:hover{color:#0e8be8;}
    .logo2{
        line-height:70px;
        width:248px;
    }
}
@media (min-width: 768px){

    .nav>li{
        display:inline-block;
    }
    .navbar-header {
     float: none; 
    display: inline-block;
    }
   .navbar-collapse.collapse {
        display: inline-block!important;
        float:right;
    }
   .navbar>.container .navbar-brand{
       padding:0;
       margin-left:0;
   }
   #about_nav .navbar-collapse.collapse{float:none;}
   .logo1{
        width:300px;
        margin-top:20px;
    }
}
@media (min-width: 1200px){
   .logo1{
        width:419px;
        margin-top:10px;
    }
   .navbar>.container .navbar-brand{
       padding:0;
   }
}
@media (min-width:768px) and (max-width: 1000px){
   .nav>li>a{font-size:15px;padding:10px 3px;}
   .container{width:98%;padding-left:0;padding-right:0;}
}
.top_site_bar{max-width:1170px;margin:0 auto;height:40px;line-height:40px;}
.top_site_bar .tsb_l{float:left;margin:0;color:#333;padding-left:5px;font-size:12px;}
.top_site_bar .tsb_l a{color:#333;}
.top_site_bar .tsb_r{float:right;margin:0;color:#e36713;}
.top_site_bar .tsb_r a{color:#e36713;padding:0 5px;font-size:12px;}