Instructions
<head>
...
<link rel="stylesheet" type="text/css" href="your_website_domain/css_root/flaticon.css">
...
</head>
3Use the icon class on "display: inline" elements:
Use example: <i class="flaticon-airplane49"></i> or <span class="flaticon-airplane49"></span>
Under CC: Google, Freepik, Those Icons, Tomas Knop, Dave Gandy, Gregor Cresnar, Smashicons, Vaadin, Catalin Fertu, Roundicons, , User
<i class="flaticon-check-doble"></i>
<i class="flaticon-check-simple"></i>
<i class="flaticon-tick"></i>
<i class="flaticon-ticks"></i>