cdn for material design icons code example
Example 1: material icons cdn
<link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
Example 2: material icons cdn
<link rel="preconnect" href="https://fonts.gstatic.com">
<link href="https://fonts.googleapis.com/css2?family=Material+Icons&display=swap" rel="stylesheet">