.navbar-brand .block img {
    width: 320px;
 }
ul#main-nav_menu a.dropdown-toggle{
 font-size:16px;
 }
 
#navbar-collapse .navbar-nav > li > a {
    padding-bottom: 19px;
    padding-top: 6px;
 }
#navbar-collapse .navbar-left {
    float: left !important;
    margin-top: -21px;
}