Email templates and Email layout lose the clean format after editing

Expected Behavior When editing the Email Layout and Email Templates, keep the original easy-to-understand clean format. Current Behavior When you edit the Email Layout and Email Templates, the format loses its original clean format, making it more difficult to edit in the future. Steps to Reproduce Access Settings > Email > Templates. Edit whichever email template or the email layout. Press Update Template. Context (Environment) This is important specially for the Email Layout editor, as this makes it more difficult to edit in the future.