.rc-nav {
  width: 100%;
  height: 80px;
  position: absolute;
  top: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.5);
}

.rc-nav.commons {
  width: 100%;
  height: 80px;
  position: absolute;
  top: 0;
  z-index: 9999;
}

.rc-nav .navbar {
  position: relative;
  min-height: 79px;
  margin-bottom: 0px;
  border: 1px solid transparent;
}

.rc-nav .navbar-brand {
  float: left;
  height: 78px;
  padding: 0 0 0 30px;
  font-size: 18px;
  line-height: 20px;
}

.rc-nav .navbar-brand h1 {
  width: 261px;
  height: 80px;
  font-size: 0;
  background: url(../images/logo.png) no-repeat center center;
}

.rc-nav .navbar-default {
  background-color: transparent;
  border: none;
  width: 100%;
  max-width: 1600px;
  margin: auto;
}

.rc-nav .navbar-default .navbar-brand {
  color: #777;
}

.rc-nav .navbar-default .navbar-brand:hover,
.rc-nav .navbar-default .navbar-brand:focus {
  color: #5e5e5e;
  background-color: transparent;
}

.rc-nav .navbar-default .navbar-text {
  color: #fff;
}

.rc-nav .navbar-default .navbar-nav>li>a {
  color: #fff;
  line-height: 49px;
  padding-left: 35px;
  padding-right: 35px;
}

@media (min-width:970px) {
  .rc-nav .navbar-default .navbar-nav>li>a {
    color: #fff;
    line-height: 49px;
    padding-left: 26px;
    padding-right: 26px;
  }
}

@media (min-width:1560px) {
  .rc-nav .navbar-default .navbar-nav>li>a {
    color: #fff;
    line-height: 49px;
    padding-left: 35px;
    padding-right: 35px;
  }
}

.rc-nav .navbar-default .navbar-nav>li>a:hover,
.rc-nav .navbar-default .navbar-nav>li>a:focus {
  color: #fff;
  background-color: transparent;
  border-bottom: 1px solid #fafafa;
}

.rc-nav .navbar-default .navbar-nav>.active>a,
.rc-nav .navbar-default .navbar-nav>.active>a:hover,
.rc-nav .navbar-default .navbar-nav>.active>a:focus {
  color: #fff;
  background-color: transparent;
  border-bottom: 1px solid #fafafa;
}

.rc-nav .navbar-default .navbar-nav>.disabled>a,
.rc-nav .navbar-default .navbar-nav>.disabled>a:hover,
.rc-nav .navbar-default .navbar-nav>.disabled>a:focus {
  color: #ccc;
  background-color: transparent;
}

.rc-nav .navbar-default .navbar-toggle {
  border-color: #ddd;
}

.rc-nav .navbar-default .navbar-toggle:hover,
.rc-nav .navbar-default .navbar-toggle:focus {
  background-color: #ddd;
}

.rc-nav .navbar-default .navbar-toggle .icon-bar {
  background-color: #888;
}

.rc-nav .navbar-default .navbar-collapse,
.rc-nav .navbar-default .navbar-form {
  border-color: #e7e7e7;
}

.rc-nav .navbar-default .navbar-nav>.open>a,
.rc-nav .navbar-default .navbar-nav>.open>a:hover,
.rc-nav .navbar-default .navbar-nav>.open>a:focus {
  color: #fff;
  background-color: #222;
}

@media (min-width: 768px) {
  .navbar-nav {
    float: right;
    margin: 0;
  }

  .navbar-nav>li {
    float: left;
  }

  .navbar-nav>li>a {
    padding-top: 15px;
    padding-bottom: 15px;
  }
}

.rc-nav .nav {
  margin-left: 40px;
}

.rc-nav .navbar-nav>li>.dropdown-menu {
  margin-top: 0;
  border-radius: 0;
  border: transparent;
}

.rc-nav .dropdown-menu>li>a {
  font-size: 16px;
  display: block;
  padding: 13px 20px;
  clear: both;
  font-weight: normal;
  line-height: 1.42857143;
  color: #333;
  white-space: nowrap;
}

.rc-nav .dropdown-menu>li>a:hover,
.rc-nav .dropdown-menu>li>a:focus {
  color: #262626;
  text-decoration: none;
  background-color: #f5f5f5;
}

.rc-nav .dropdown-menu>.active>a,
.rc-nav .dropdown-menu>.active>a:hover,
.rc-nav .dropdown-menu>.active>a:focus {
  color: #fff;
  text-decoration: none;
  background-color: #337ab7;
  outline: 0;
}

.rc-nav .dropdown-menu>.disabled>a,
.rc-nav .dropdown-menu>.disabled>a:hover,
.rc-nav .dropdown-menu>.disabled>a:focus {
  color: #777;
}

.rc-nav .dropdown-menu>.disabled>a:hover,
.rc-nav .dropdown-menu>.disabled>a:focus {
  text-decoration: none;
  cursor: not-allowed;
  background-color: transparent;
  background-image: none;
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false);
}