BODY {
        color: black;                /* text color is black */
        text-align: center;
      }

      #nav {
        display: none;
      }

      #header {
        height: 160px;
        width: 100%;
      }

      #contentblock{
        padding: 0;
        width: 100%;
        text-align: center;
        clear: both;
        margin-top: 2em;
      }

      a {
        color: black;
        text-decoration: none;
      }

      .thumbbild {
        float: left;
        width: 33%;
        height: 180px;
        text-align: center;
        vertical-align: middle;
        margin-top: 10px;
        margin-bottom: 10px;
      }

      .cuadro {
         width: 550px;
         text-align: center;
         margin: auto;
         font-weight: bold;
      }

      img {
        border: 0;
      }

      .infotext {
        width: 650px;
        text-align: center;
        margin: 0.5em auto;
        line-height: 2em;
        padding: 0.5em;
      }

      .clearboth { clear: both; }

      #leftcolumn, #rightcolumn {
        text-align: left;
        margin: 2em 1em;
        clear: both;
      }


      h1 {
         font-size: x-large;
         padding: 0;
         margin: 0;
      }

      #rightcolumn h1, #leftcolumn h1 { margin: 0 0 0.5em 0; }
      #leftcolumn img {
         float: right;
         margin: 0.5em 1em; }
      #rightcolumn img {
         float: left;
         margin: 0.5em 1em;
      }