<style type="text/css">
.chem001 {font-size: 13px;font-style: normal; line-height: 22px; color: #0000FF; text-decoration: none;font-weight:bold}
.chem002 {font-size: 14px;font-style: normal; line-height: 22px; color: #0000FF; text-decoration: none;font-weight:bold}
.chem004{font-size: 15px;font-style: normal; line-height: 22px; color: #330033; text-decoration: none;font-weight:bold;}
.chem005 {font-size: 20px; font-style: normal; line-height: 25px; color: #000000; text-decoration: none}
.chem007 {COLOR: blue;font-size: 16px; line-height: 20px; text-decoration: none underline; }
:hover.chem007{color: #ff6600;text-decoration: none}
.visited.chem007{color: blue;text-decoration: underline}
.chem006 {font-size: 13px;font-style: normal; line-height: 22px; color: #0000FF; text-decoration: none;font-weight:bold}
.chem008 {font-size: 13px;font-style: normal; line-height: 22px; color: #333333; text-decoration: none}
.chem009 {COLOR: #ff6600;font-size: 17px; line-height: 20px; text-decoration: none underline; font-weight:bold}
:hover.chem009{color: red;text-decoration: none}
.visited.chem009{color: #ff6600;text-decoration: underline}
</style>