<head>
 <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.11.2/css/all.css">
</head>
<p class="type1">テキストテキスト</p>
.type1::before{
/*  必須！  */
  content:"\f810";
  font-weight:900;
  font-family:"Font Awesome 5 Free";
/* 必須終わり！ */
  padding-right:5px;
  color:blue;
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.