1. Place the 'Fonts' folder and the CSS file into your website's CSS folder.
2. Link the CSS file in the <head> section of your website. <head> ... <link rel="stylesheet" type="text/css" href="your_website_domain/css_root/flaticon.css"> ... </head>
3. Add icon classes to inline elements, like this: <i class="flaticon-baseball"></i> or <span class="flaticon-baseball"></span>