[support] Strange issue on tables (border-top)

[Pol Maresma - Marolijo]

Hello, on last site I made using Zen template I have a strange issue.
 
On Firefox, Safari... (not IE) Every table showed have a 1px gray
border-top.
HYPERLINK
"http://www.festivalshakespeare.com/materialgrafic"http://www.festivalshakes
peare.com/materialgrafic
I haven't found on any CSS this property applyed.
 
Some ideas? Is it a core/template issue?
 
thank's
 
Pol Maresma / pol [ad] polnetwork.com
PolNetwork.com / Serveis d'Internet
Tempslliure.net / Bloc personal
MSN: marolijo
SKYPE: marolijo
 

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