Centering with html --- No DocType

Items to be centered were placed between the <center> and </center> tags.


A short paragraph.

Text formatted with
the
pre tag.
A heading
Butterfly
Centering with CSS: "text-align" --- No DocType

A short paragraph.

Text formatted with
the
pre tag.
A heading
Butterfly
Centering with CSS using margins --- No DocType

A short paragraph.

Text formatted with
the
pre tag.
A heading
Butterfly