body {
  background: #f2f2f2;
}

.navbar .nav-item:not(:last-child) {
  margin-right: 35px;
}

.dropdown-toggle::after {
   transition: transform 0.15s linear; 
}

.show.dropdown .dropdown-toggle::after {
  transform: translateY(3px);
}

.dropdown-menu {
  margin-top: 0;
}