h4 {
  color: #cc0000 !important;
}

nav .navbar {
  background: #4d88ff !important;
}

nav .nav-item {
  padding: 0 4px !important;
}

nav a.nav-link {
  font-size: 16px !important;
}

nav a.nav-link:hover {
  color: #000 !important;
  transition: 0.5s;
}

nav a.nav-item:hover {
  background: #fff !important;
  padding: 0 4px !important;
  transition: 0.5s;
}

.btn {
  background: #800000 !important;
}