icons google code example
Example 1: material icon link
<link href="https://fonts.googleapis.com/icon?family=Material+Icons"
rel="stylesheet">
Example 2: materialize icons
<link href="https://fonts.googleapis.com/icon?family=Material+Icons"
rel="stylesheet">
Example 3: material icons angular
<mat-icon class="mat-icon-rtl-mirror" svgIcon="thumb-up"></mat-icon>