.nir {  border: 1px #666666 solid; text-decoration: none; padding-right: 2em; padding-left: 2em; padding-top: 2em; padding-bottom: 2em; font-size: 0.9em}
.nirrow { border: solid; text-decoration: none; padding-right: 2px; padding-left: 4px; padding-top: 2px; padding-bottom: 2px; font-size: 0.9em; margin-left: 2px ; border-width: 1px 0px 0px; border-color: #666666 black black}
.nirheading { border: none; text-decoration: none; padding-right: 2px; padding-left: 4px; padding-top: 2px; padding-bottom: 2px; margin-left: 2px }