Font:

You can change the font several ways. By color, size, or letterype.
As always, the changes happen between the <font and the </font> tags.
SIZE    
<font size="6">
The largest font is  7, the smallest font is 1. 
(1=8pt, 2=10pt, 3=12pt, 4=14pt, 5=18pt, 6=24pt, 7=36pt)
COLOR
<Font color="red"> or <font color="0099AA">
FACE
To change the type of font, you use the FACE command.
<Font face="arial"> 
You can use all tags in a row! <font size="6" color="blue" face="Book Antigua"> </font>

Marquee:

<marquee> this causes a scrolling text to go from right to left 
< marquee>   O< O< O< O< O< O< O <O <O <O </marquee>

The best examples of HTML are on the Internet. If you see an interesting page, click on VIEW SOURCE CODE. You can then look at the HTML codes that created the effect you like.
If you like something: go ahead and copy and paste it. Then you change the text to fit your own page.

In Explorer, click on View Source, (or right click on a page and select view source)
to see the HTML code for the page you are looking at.

Click on the source to view the HTML codes for this page. Somewhere near the bottom is the following list in
HTML Source code

You will see no more fancy graphics, fonts or text. Everything is plain text with tags that tell the software how to display these items in your browser.

<UL>
    <LI> First item
    <LI> Second item
    <LI> Third item
</UL>