<h1> turns on large headlines

</h1> turns off large headlines

<h3> turns on medium-sized headlines

</h3> turns off medium-sized headlines

<h6> turns on small headlines

</h6> turns off small headlines

You get the idea.

You know how sometimes you want the headline of your Web page to be bigger than everything else? Well, headlines are easy, and you can make them big, small, or in between. They get switched on with a tag such as <h1> and switched off with a corresponding </h1>.

If you write in your HTML file:

<h1>EXTRA! COW SITS ON FARMER. DELL IS SHOCKED.</h1>

You'll get:

EXTRA! COW SITS ON FARMER. DELL IS SHOCKED.