The most important tag on a page is your title tag, followed after by the h1 and h2 (not sure on h3, h4 etc.).

• If you look at a well presented site you ll see that either the site title is in a h1 on (译)：最重要的标记是在页面上您的标题标记，然后后的H1和氢气（不知道对蛋白H3 ， H4灯口等） 。