<hn* style="color:#00ff00;text-align:center;font-family:Arial;">This is heading n*</n*>

*for n = 1 to 6 step 1

This is heading 1

This is heading 2

This is heading 3

This is heading 4

This is heading 5

This is heading 6

<p style="color:#00ff00;font-size:*npx;text-align:center;font-family:Arial;">Text *npx</p>

*for n = 5 to 100 step 5

Text 5px

Text 10px

Text 15px

Text 20px

Text 25px

Text 30px

Text 35px

Text 40px

Text 45px

Text 50px

Text 55px

Text 60px

Text 65px

Text 70px

Text 75px

Text 80px

Text 85px

Text 90px

Text 95px

Text 100px

<p style="color:#00ff00;text-align:center;"><font size = "*n">Font size = "*n"</font></p>

*for n = 1 to 7 step 1

Font size = "1"

Font size = "2"

Font size = "3"

Font size = "4"

Font size = "5"

Font size = "6"

Font size = "7"

<p style="color:#00ff00;text-align:center;font-family:Arial;"><font size = "7">abc...<br>ABC...</font></p>

Arial: