body {
  background-color: #7f7f7f;
}

a {
  padding: 0.2em;
  line-height: 120%;
}

span.bf-g-hk {
  background-color: white;
  color: black;
  font-family: 'Bitstream Vera Sans', sans-serif;
  font-size: 200%;
  margin: 0.2em;
  padding: 0.2em;
}

span.bf-g-kk {
  background-color: #bbbbbb;
  color: #333333;
  font-family: 'Bitstream Vera Sans', sans-serif;
  font-size: 200%;
  margin: 0.2em;
  padding: 0.2em;
}

a.bf-g1-k0-sw {background-color:#c9e7a9 ;color:black ;font-size: 150%;}
a.bf-g2-k0-sw {background-color:#c9e7a9 ;color:black ;font-size: 200%;}
a.bf-g0-k1-sw {background-color:white ;color:black ;font-size: 100%;}
a.bf-g1-k1-sw {background-color:white ;color:black ;font-size: 150%;}
a.bf-g2-k1-sw {background-color:white ;color:black ;font-size: 200%;}
a.bf-g0-k2-sw {background-color:#bbb ;color:#333 ;font-size: 100%;}
a.bf-g1-k2-sw {background-color:#bbb ;color:#333 ;font-size: 150%;}
a.bf-g2-k2-sw {background-color:#bbb ;color:#333 ;font-size: 200%;}  
a.bf-g0-k1-ws {background-color:black ;color:white ;font-size: 100%;}
a.bf-g1-k1-ws {background-color:black ;color:white ;font-size: 150%;}
a.bf-g2-k1-ws {background-color:black ;color:white ;font-size: 200%;}
a.bf-g0-k2-ws {background-color:#333 ;color:#bbb ;font-size: 100%;}
a.bf-g1-k2-ws {background-color:#333 ;color:#bbb ;font-size: 150%;}
a.bf-g2-k2-ws {background-color:#333 ;color:#bbb ;font-size: 200%;}