.navbar-default {
  background-color: #fff;
  border: none;
  margin: 0;
}

.navbar-default .navbar-brand {
  color: #000;
}

.navbar-default .navbar-brand:hover {
  color: #000;
}
.navbar-default .navbar-nav > li.active{
  background-color: #19898a;
}
.navbar-default .navbar-nav>.active>a, .navbar-default .navbar-nav>.active>a:hover, .navbar-default .navbar-nav>.active>a:focus {
    color: #fff;
    background-color: #19898a;
}
.navbar-default .navbar-nav > .active > a {
  color: #FFF;
  background-color: #19898a;
}
.navbar-default .navbar-nav > li:hover{
  background-color: #19898a;
}
.navbar-default .navbar-nav > li > a {
  color: #000;
  font-size: 16px;
  text-transform: uppercase;
  padding: 5px 10px;
}

.dropdown-menu > li > a,
.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus,
.navbar-default .navbar-nav .open .dropdown-menu > li > a:hover,
.navbar-default .navbar-nav .open .dropdown-menu > li > a:focus {
  color: #FFF;
}

.navbar-default .navbar-nav > .open > a,
.navbar-default .navbar-nav > .open > a:hover,
.navbar-default .navbar-nav > .open > a:focus {
  color: #fff;
  background-color: #19898a;
}
.navbar-default .navbar-nav > li{
  position: relative;
}
.navbar-default .navbar-nav > li > a{
  font-size: 14px;
}
.down_menu{
    position: absolute;
    right: 5px;
    top: 20px;
    z-index: 10;
    border-top: 15px solid;
    border-right: 15px solid transparent;
    border-left: 15px solid transparent;
    cursor: pointer;
}
.sub_menu li a {
    padding:10px;
    text-transform: uppercase;
    color: #333;
}
.logo{
  position: absolute;
  left: 10px;
  top: 0;
  height: 100%;
}
.logo img{
  max-height: 50px;
}
.box-top {
    font-size: 14px;
    background: #d60c0c;
}
.box-top .bix-diachi {
    height: 38px;
    display: block;
    color: #fff;
}
.box-top .bix-hotline {
    height: 38px;
    line-height: 38px;
    float: left;
    background: url(../images/top-2.png) no-repeat left center;
    padding-left: 30px;
    display: block;
    margin-right: 20px;
    color: #fff;
}
.box-top .bix-mail {
    height: 35px;
    line-height: 35px;
    float: left;
    background: url(../images/top-3.png) no-repeat left center;
    padding-left: 30px;
    display: block;
    margin-right: 20px;
    color: #fff
}
div#box-top .bix-icon {
    height: 35px;
    line-height: 35px;
    float: right;
    padding-left: 30px;
    display: block;
    color: #ff0;
    font-weight: bold;
}
@media (max-width: 991px){
  .navbar-nav .open .sub_menu {
    background-color: #fff;
  }
  .navbar-default .navbar-nav .open .dropdown-menu.sub_menu>li:hover a{
    color: #fff;
    background-color: #19898a;
  }
  .navbar-default .navbar-nav .open .dropdown-menu.sub_menu>li>a {
    padding: 13px 13px 12px 25px;
    color: #333;
    font-size: 18px;
  }
    .navbar-default .navbar-nav > li > a{
        font-size: 18px!important;
        font-weight: 700;
        padding: 13px 40px 13px 13px!important;
    }
}

@media only screen and (min-width: 992px) and (max-width: 1200px){
  .logo {
      position: relative;
      left: 0px;
      top: 0;
      height: 100%;
      text-align: center;
  }
}
@media only screen  and (min-width: 992px){
  .box-top {
    line-height: 38px;
  }
  .logo img{
    max-height: 90px;
  }
  #navbar{
    position: relative;
  }
  ul.navbar-nav {
      float: right;
      margin: 0;
  }
  .navbar-default .navbar-nav > li > a {
    color: #000;
    text-transform: uppercase;
    padding: 30px 10px;
  }
  .sub_menu {
      padding: 0;
  }
  .navbar-default .navbar-nav > li:hover .sub_menu{
      display: block;
  }
  .sub_menu li{
    background-color: #fff;
  }
  .sub_menu li a {
      padding:10px;
      color: #333;
  }
  .sub_menu li {
      min-width: 220px;
      line-height: 1.5;
      background: #fff;
      border-bottom: 1px solid #19898a;
  }
  .sub_menu li:hover{
    background-color: #19898a;
  }
  .sub_menu li:hover a{
    color: #fff;
    background-color: #19898a;
  }
}
@media only screen  and (min-width: 1200px){
  .navbar-default .navbar-nav > li > a {
    font-size: 16px;
  }
}