Bridge 71- Menu bar length varies when site in two languages

​I have two versions in my website: one in English and another one in Spanish. We fist launched the English and the menu bar was centered. However when we created the menu bar in Spanish, because its words are longer, it uncentered the menu in the English version. My web programmer said there is nothing he can do to have the menu centered in both languages. That one has to rule. And I can’t believe there is no solution for it. Can you please help? This is the last thing I need to do before I launch the Spanish website and need to do it asap.

My website is

If you prefer to call, my number is 323-630-5787. I don’t understand about programming, and my programmer does not speak English. So the more clear you can be the better.

Thank you very much for all your help!