#i159 {
  background-image:url(../image/top/link_bg.jpg);
}
#i159 {
  text-align:center;
}
#i160 {
  margin:30px 0px 50px 0px;
}
#i161 {
  margin:0px 0px 50px 0px;
}
#i178 {
  margin:0px 0px 50px 0px;
}
#i170 {
  margin:0px 0px 50px 0px;
}