.intro_text { font-family: Arial, Helvetca, sans-serif; font-size: 16px; font-style: normal; line-height: 1.5em; color: #000000; font-weight: normal; display: block; margin-top: 10px; margin-right: 0px; margin-bottom: 10px; margin-left: 0px; }.paragraph_text { font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-style: normal; line-height: 1.7em; color: #000000; font-weight: normal; font-variant: normal; display: block; margin-top: 15px; margin-right: 15px; margin-bottom: 15px; margin-left: 0px; }.reference_text { font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10px; }test style { z-index: 1; }