To use the font, include assets/techno-font.css as well as the fonts in your project.
<link href="/assets/techno-font.css" rel="stylesheet">
Or just link to it using RawGit (served via MaxCDN’s network):
<link href="https://cdn.rawgit.com/walchko/techno-font/0.7.3/assets/techno-font.css" rel="stylesheet">
Use the CSS classes listed below like this:
<i class="tf-archlinux"></i>
<i class="tf-archlinux tf-24"></i>
<i class="tf-archlinux tf-24" style="color:red"></i>
<i class="tf-archlinux" style="font-size:172px;color:red"></i>