CSS Default Menu Theme "Minimal"

gistfile1.css

/* NAVIGATION MENU --------------------*/
.navbar, .navbar-inner, .nav, .navbar-inverse {
  float: none;
}
.navbar-inverse .btn-navbar {
  background: #666;
  margin-top: 20px;
}
.navbar,.navbar-inverse .navbar-inner {
  background: none;
  filter: none;
  border: none;
  -webkit-box-shadow: none;
  -moz-box-shadow: none;
  box-shadow: none;
  padding: 0;
  margin: 0;
}
.navbar .nav {
  margin: 0;
  float: right;
}
.navbar .nav > li > a {
  padding: 8px 14px;
  color: #555;
}
.navbar .btn {
  margin: 0;
}
.navbar .nav > li > a:focus,
.navbar .nav > li > a:hover,
.navbar .dropdown.hover > a {
  background: #08C;
  color: white;
}
.navbar .dropdown:last-child .dropdown-menu {
  left: auto;
  right: 0;
}
.nav-collapse {
  margin-top: 14px;
}
.navbar-inverse .nav li.dropdown > .dropdown-toggle:hover .caret,
.navbar-inverse .nav li.dropdown.hover > .dropdown-toggle .caret{
  border-top-color: #FFF;
  border-bottom-color: #FFF;
}
.dropdown-menu li > a:hover,
.dropdown-menu li > a:focus,
.dropdown-submenu:hover > a {
  background: #0077B3;
}
.navbar .nav > .active > a:hover {
  background: #08C ;
  color: white ;
  -webkit-box-shadow: none;
  -moz-box-shadow: none;
  box-shadow: none;
}
.navbar .nav > .active > a,
.navbar .nav > .active > a:focus {
  color: #08C ;
  text-decoration: none;
  background-color: white ;
  -webkit-box-shadow: none;
  -moz-box-shadow: none;
  box-shadow: none;
}
.navbar-inverse .brand, .navbar-inverse .nav > li > a {
  text-shadow: none;
}

/* dropdown menu */
ul.nav li.dropdown:hover ul.dropdown-menu {
  display: block;
}
.navbar .dropdown-menu {
  border: 0;
  box-shadow: none;
  background: #08C;
  border-radius: 0;
  margin: 0;
}
.navbar .dropdown-menu a {
  color: #FFF;
}
.navbar .nav > li > .dropdown-menu::before,
.navbar .nav > li > .dropdown-menu::after,
.navbar .nav > li > .dropdown-menu::after {
  border: 0;
}
@media (max-width: 979px) {
  .navbar .in.nav-collapse {
    background: #FFF;
  }
  .navbar .nav > li > a {
    padding: 0.5em 1em;
    border-radius: 0;
    border-bottom: 1px solid #EEE;
  }
  .navbar .dropdown-menu {
    background: none;
    display: block;
  }
  .navbar .dropdown > a {
    background: #f4f4f4;
  }
  .navbar .dropdown-menu a {
    color: #666;
    font-weight: normal;
  }
  .navbar .in.nav-collapse {
    margin: 0;
    margin-top: 5px;
  }
  .navbar-inverse .nav-collapse .dropdown-menu a:hover {
    background-color: #08C;
    color: #FFF;
    border-radius: 0;
  }
  .navbar .dropdown.hover .dropdown-toggle {
    color: #FFF
  }
  .navbar .nav-collapse ul.nav {
    margin: 0;
  }
  .navbar .nav-collapse .dropdown-menu li + li a {
    margin: 0;
  }
  header .row-fluid .span3 {
    float: left;
    width: auto;
  }
  header .row-fluid .span9 {
    float: right;
    width: auto;
  }
}