Hi Aleksandar, the first thing you will want to ensure is that the website has been published so it is accessible on the web. To publish your website login to your website editor and click the Publish button in the bottom left hand corner. 

Once your site is live you can increase it's ranking in search engine results by adding SEO details to your website. You can go into the Site > SEO section in the sidebar to add a Site Description, Meta Keywords, Header Codem Footer Code and more. Here is a video with information on how to create an SEO friendly website with Bookmark.