Google IO 2015のページには<head>タグ内に多数の<meta>, <link>の記述があります。 <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="description" content="Google I/O 2015 brings together developers for an immersive, two-day experience focused on exploring the next generation of technology, mobile and beyond. Join us online or in person May 28-29, 2015."> <meta name="viewport" content=