title: Material Icon Two-Tone: How to change the color of icon?
body: <p>I use the material icon in my Angular app, and I want to use the two-tone icon.
  How can I change the color of the icon?
  I tried with the classic color: red; in my CSS file but doesn't work.
  Can you help me, please?</p>
  
  <p><a href="https://stackblitz.com/edit/angular-material-icon-3ksyuu" rel="noreferrer">Here are a Stackblitz example</a></p>