body  {
  background-color: #ffc600;
  color: black;
  font-size: 12px;
  font-weight:normal;
  font-family: Verdana;
}

.idx_main {
  width: 839px;
  height: 386px;
}

.idx_top {
  position: absolute;
  top: 0px;
  left: 149px;
 }

.idx_c {
  position: absolute;
  top: 90px;
  left: 0px;
 }

.idx_bottom {
  position: absolute;
  top: 353px;
  left: 149px;
 }