SVG

Minify

Even smaller:

• https://vecta.io/nano
• Open .svg in PHPStorm -> Format -> Removes "nano" tag

https://www.svgminify.com/

Embed Google Font

<defs>
  <style type="text/css">
    @import url('https://fonts.googleapis.com/css?family=Open%20Sans:400');
 </style>
</defs>