#main-board {
  height: 400px;
  width: 800px;
  background: url("../images/board/main.png");
}

#main-start-board {
  padding-left: 460px;
  padding-top: 320px;
}

#main-start-board a {
  display: block;
  height: 64px;
  width: 260px;
  outline: none;
  text-indent: -9999px;
  background: url("../images/board/main_start.png") top;
}

#main-start-board a:hover {
  background-position: bottom;
}