message: fix(protocol-designer): allow scroll when NewFileModal too tall
  fix bug where Overlay of NewFileModal didn't make it to the bottom of the window
  Closes
diff: .new_file_modal {
  line-height: 1.5;
  + min-height: 100%;
  +
  + /* override default modal top/bottom to allow scroll */
  + bottom: auto;
  & form > * {
  margin-bottom: 1rem;
  