Another Centering Slider Problem

This is the example I’m working on…

http://lescanomasasociados.com.ar/index.php?p=6

As you can see the images are not centered… I have added the css line:

margin: 0 auto !important;

to div.meteor-slides without success…

Any idea???

I’ll really appreciate any help…

Thank you in advance…

http://ww.wp.xz.cn/extend/plugins/meteor-slides/