body {
  width: 100%;
  height: 100%;
  background-image: url("/images/background/greengrid.jpg");
  background-attachment: fixed;
  font-family:"ms pgothic";
  background-size: 17%;
}

main {
  width: 30em;
  height: 30em;
  border: double black 2px;
  border-radius: 10px 10px 10px 10px;
  position: absolute;
  left: 25em;
  background-image: url("/images/background/orangepolkadot.jpg");
  background-size: 15em;
  padding: 0;
}