.bt1 {
  background-color : White;
  cursor: pointer;
  font-weight : bold;
  border-width: thin;
  border-style : outset;
  border-color : Black;
  color : Navy;
  padding-left: 5px;
  padding-right: 5px;
  vertical-align : middle;
  text-align: center;
}
.bt1 a, .bt1 a:visited, .bt1 a:hover, .bt1 a:link {
  color : Navy;
}