body{ margin:0; font:10px; background:url(../img_sciences/bg.jpg) fixed;}
h1{font:18px Calibri; color:#ff8400; text-decoration:none; padding:0; margin:0; font-weight:normal;}

a.tbtns:link{font:16px Calibri; color:#FFF; text-decoration:none; padding:6px 10px; margin:0;}
a.tbtns:visited{font:16px Calibri; color:#FFF; text-decoration:none; padding:6px 10px; margin:0;}
a.tbtns:hover{font:16px Calibri; color:#FFF; text-decoration:none; background:#084770; padding:6px 10px; margin:0;}

.txt{font:14px Calibri; text-decoration:none; color:#1e1e1e; line-height:20px; border:none;}
.servtxt{font:15px Calibri; text-decoration:none; color:#1e1e1e; line-height:38px;}
.productxt{font:15px Calibri; text-decoration:none; color:#1e1e1e; line-height:30px;}

.ftr{font:10px Verdana, Geneva, sans-serif; color:#494949; text-decoration:none;} 

a.topbtns:link{font:11px Verdana, Geneva, sans-serif; text-decoration:none; color:#118347;}
a.topbtns:visited{font:11px Verdana, Geneva, sans-serif; text-decoration:none; color:#118347;}
a.topbtns:hover{color:#000;}