/* Custom: Make mobile menu appear below header content */
@media (max-width: 991px) {
  .navbar-collapse.berg-collapse {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 900;
    background: #333;
    border-top: 1px solid #eee;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  }
  .navbar-header {
    position: relative;
    z-index: 1000;
  }
}