.bootstrap-select .dropdown-toggle {
    max-height: 300px;
    overflow-y: auto;
    background-color: #19005e;
    color: yellow;
    font-weight: bold;
    border: none;
  }
  
  .bootstrap-select .dropdown-menu  {
    background-color: #19005e;
    color: yellow;
  }
  
  .bootstrap-select .dropdown-menu .dropdown-item {
    padding: 10px 15px;
    font-size: 14px;
    color: yellow;
  }
  
  .bootstrap-select .dropdown-menu .dropdown-item.active,
  .bootstrap-select .dropdown-menu .dropdown-item:active {
    background-color: yellow;
    color: black;
  }