.sidebar-nav {
    padding: 9px 0;
}

.dropdown-menu .sub-menu {
    left: 100%;

    top: auto;
    visibility: hidden;
    margin-top: -1px;
     -webkit-border-radius:  0 10px 10px 10px;
    -moz-border-radius:  0 10px 10px 10px;
    border-radius:  0 10px 10px 10px;
}

.dropdown-menu li:hover .sub-menu {
    visibility: visible;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.nav-tabs .dropdown-menu, .nav-pills .dropdown-menu, .navbar .dropdown-menu {
    margin-top: -20px;
}

.navbar .sub-menu:before {
    border-bottom: 7px solid transparent;
    border-left: none;
    border-right: 7px solid rgba(0, 0, 0, 0.2);
    border-top: 7px solid transparent;
    left: -7px;
    top: 10px;
    
}
.navbar .sub-menu:after {
    border-top: 6px solid transparent;
    border-left: none;
    border-right: 6px solid #fff;
    border-bottom: 6px solid transparent;
    left: 10px;
    top: 11px;
    left: -6px;
     
}
.nav a{
    font-size: x-large;
    
}
.dropichen a{
   
}
.navbar-brand{
     font-size: x-large;
}