Sub menu hiden by slider

Hello,
The sub-menu is hiden by the slider of my template.

www.magiziabeauty.ch/indexDEV.php

What the solution for this ?

Thanks and sorry for my renglish.

Hi Gilles Nowacki,
Thanks for contacting us and contacting us
I'm sorry. I don't see our product on site.
Please send me an account site via private message. I will check it
Thanks!