To activate Maintenance Mode please go to WordPress Dashboard > Deep > Theme Options > Maintenance Mode.
Sometimes you may want to add your custom CSS codes to the theme. There are several reasons for this, such as optimizing your website for search engines ti index it and also to improve the SEO. You can insert the code in one of the following boxes.
Keep in mind that the codes that you put in this section, just like anything other setting in the theme, will not be lost after updates.