.login-logo a img.img-responsive {
    width: 175px;
    background-color: #000;
    padding: 5px;
}
  .error{ 
    color:#dc3545;
 } 
 
 .text-danger{
        color:red;
    }

 .note-editor.note-airframe .note-editing-area .note-editable, .note-editor.note-frame .note-editing-area .note-editable {
    color: #000;
}