body{
  transition: background .3s,color .3s;
}

.ar{
  font-size:22px;
  font-weight:bold;
}

.navbar-nav .nav-link{
  color:white;
  border-radius:8px;
  transition:.2s;
}

.navbar-nav .nav-link:hover{
  background:#fff;
  color:#0d6efd;
}

.dropdown-item:hover{
  background:#0d6efd;
  color:#fff;
}