body {
 font-family: Arial;
 font-size: large;
 text-align: left;
 color: #0000FF;
 background: #8FE8EC;
}

table {
}

td {
  border: 0px solid #808080;
  font-family: Arial, Helvetica, sans-serif;
  font-size: medium;

}

#ZimmerX {
  border:1px solid #0000FF;
  width:30%;
  height:30%;
  padding:10;
}

tdGrdRiss {
  align:center;
  border:1;
  <!--
  background: #CCFFFF;
  -->
}

#Button {
  border: 3px solid #0000FF;
  background: #C0C0C0;
  text-align: center;
}