a:link { color: #006 }a:visited { color: #333333 }body { background: white url(http://www.bioinformaticscourses.com/bioinform_old/gcblogol.jpg) }h1 { color: #006; font-family: Verdana, Arial, Helvetica, Geneva, SunSans-Regular }h2 { color: #006; font-family: Verdana, Arial, Helvetica, Geneva, SunSans-Regular }h3 { color: #006; font-family: Verdana, Arial, Helvetica, Geneva, SunSans-Regular }h4 { color: black; font-family: Verdana, Arial, Helvetica, Geneva, SunSans-Regular }h5 { color: black; font-family: Verdana, Arial, Helvetica, Geneva, SunSans-Regular }h6 { color: black; font-family: Verdana, Arial, Helvetica, Geneva, SunSans-Regular }