SOS all fail after validating

Hello,

Please help, after validating my css, today I can not make any  
changes to my css, my java increasing font tools does not work,  
please I wan to invalidate, the website worked better with the  
errors. www.valleycuttingsytems.com


Kind regards,
C. Andrea Raschke
candrearaschke@mac.com
www.creativitykit.com