Fixes if you use a white background for the menu. Colors can be changed to whatever you like.
/* fix for nav item background color*/
.navbar-default .navbar-nav .open .dropdown-menu > li > a:link {
background-color:#f9ba85;
}
.navbar-default .navbar-nav .open .dropdown-menu > li > a:visited {
background-color:#f9ba85;
}
a.dropdown-toggle {
color: #6b6b6b !important}
/*Fix for the tier2 menu displaying correct on small device*/
@media (min-width: 979px) {
ul.nav li.dropdown:hover > ul.dropdown-menu {
display:;
}
}
.navbar .nav.navbar-nav ul ul {
top: 0;
left: 100%;
padding: 0;
margin: 0;
}
.navbar .nav.navbar-nav li:hover > .dropdown-menu {
display: block;
}