joplin/packages/app-desktop/gui/NoteEditor/styles/note-title-info-group.scss

.note-title-info-group {
	display: flex;
	flex-direction: row;
	align-items: center;

	@media (max-width: 800px) {
		border-top: 1px solid var(--joplin-divider-color);
		width: 100%;
	}
}