body { 
  color : #000000; 
  background : #ffffff; 
  font-family : Arial, "Times New Roman", Times, serif;
  font-size : 12pt; 
}
a { 
  text-decoration : underline; 
  color : #0000ff; 
}
#menu_left, #pg_right, #pg_top, #pg_left, #screen_bg, #screen_logo, #menu_footer, #screen_co, #footer, #screen_manufProcess, #screen_bioelasticity, #screen_bioFacts{ 
  display : none; 
} 

 #prt_logo, #prt_co, #prt_manufProcess, #prt_bioelasticity, #prt_bioFacts{ 
  display : block; 
}