.dropdown-item:hover{
  background: linear-gradient(45deg, black, darkslategrey);
  color: white !important;
  box-shadow: 0 0 5px black;
}
.bg-teal, .btn-teal{
  background-color: #2a6f6f !important;
}
.text-teal{
  color: #2a6f6f !important;
}
.bg-light{
  color: #b4b4bd !important;
}
/* common color */
.bg-primary, .btn-primary{
  background: linear-gradient(45deg, darkslategrey, cornflowerblue);
}
.bg-secondary, .btn-secondary{
  background: linear-gradient(45deg, darkslategrey, purple);
}
.bg-success, .btn-success{
  background: linear-gradient(45deg, darkslategrey, limegreen);
}
.bg-warning, .btn-warning{
  background: linear-gradient(45deg, darkslategrey, coral);
}
.bg-danger, .btn-danger{
  background: linear-gradient(45deg, darkslategrey, red);
}