W3Schools Tryit Editor

<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">
<link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
<style>
.material-icons {vertical-align:-14%}
</style>
<body>

<div class="w3-container">
  <h1>Using Google Icons</h1>

<div class="w3-padding w3-xlarge w3-teal">
    <i class="material-icons">home</i>
    <i class="material-icons">search</i>
    <i class="material-icons">cloud</i>
    <i class="material-icons">delete</i>
    Welcome!
  </div>

<div class="w3-padding w3-xlarge w3-text-orange">
    <i class="material-icons">home</i>
    <i class="material-icons">search</i>
    <i class="material-icons">cloud</i>
    <i class="material-icons">delete</i>
    Welcome!
  </div>

<p><button class="w3-btn w3-orange w3-xlarge">Button<i class="w3-margin-left material-icons">home</i></button></p>

</body>
</html>