WP Coder - add custom HTML, CSS and JS code in WordPress
WP Coder - plugin for adding custom code to the site. You can easily add HTML CSS JS code to the page of your site. This plugin is great for placing a connection of various scripts or styles to make the site more beautiful, dynamic and attractive.
Download plugin https://wordpress.org/plugins/wp-coder/
CSS 'Pure CSS3 Round Menu' are used in video ( https://codecanyon.net/item/pure-css3...)