<!DOCTYPE html>
<Html>
<Head>
<Title>Myniw Guels</title>
<Link rel="icon" href="mg. ICO" type="image/x-icon" />
</Head>
<Body>
<H1 style="font-family: 'Tahoma';">Home Page</h1>
<hr/>
<Button>About Me!</button>
</Body>
</Html>
Hocam HTML'de hata yok gibi duruyor CSS'i kontrol etmen lazım.