#structure_outerbox {
  background-color: #FFEF6F;
  background-image: url("../images/bg_content.jpg");
  background-position: top left;
  background-repeat: repeat;
  border-color: #4f4014;
  /*border-width: 5px 5px 5px 5px;*/
  border-width: 0;
  border-style: solid;
  margin: 2em auto 0 auto;
	width: 640px;
}

#structure_mainbox {
  margin: 8em 0 0 0;
}