.trix-content .attachment-gallery > action-text-attachment,
.trix-content .attachment-gallery > .attachment {
  flex: 1 0 33%;
  padding: 0 0.5em;
  max-width: 33%;
}
.trix-content
  .attachment-gallery.attachment-gallery--2
  > action-text-attachment,
.trix-content
  .attachment-gallery.attachment-gallery--4
  > action-text-attachment,
.trix-content .attachment-gallery.attachment-gallery--2 > .attachment,
.trix-content .attachment-gallery.attachment-gallery--4 > .attachment {
  flex-basis: 50%;
  max-width: 50%;
}
.trix-content action-text-attachment .attachment {
  padding: 0 !important;
  max-width: 100% !important;
}
.trix-button-group--block-tools {
  display: none !important;
}
.trix-button-group--file-tools {
  display: none !important;
}