What is the best way to center an html element inside its containing element?

Question

Let's say you have the following code snippet:

<div id="container">
  <someelement>This is any element.</someelement>
</div>

What better CSS could I use to horizontally center "someelement" inside its containing div?

Answer 1

<someelement> ( : inline), text-align: center . <someelement> - , auto ( , ). , , , IE 5.5 .

Answer 2

JaredPar , , ;)

#container {
    text-align: center;
}

#container someelement {
    margin: 0 auto;
    text-align: left;
}

Answer 3

Try

<someelement style="margin-left:auto;margin-right:auto">This is any element</someelement>