페비콘
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>제목탭</title>
<!-- 파비콘은 link:favicon 태그에 아이콘 이미지를 넣는다 -->
<link rel="shortcut icon" href="icon.png" type="image/x-icon">
</head>
