.knownVis, .known { padding-left: 1em; padding-right: 1em;}
.knownlink, .knownlinkVis {display: inline-block;}
.knownlink:before{content:"More...";}
.knownlinkVis:before{content:"Less...";}
.known {display:none;}
.knownVis {display:block;}
.ovl{text-decoration:overline;}