#i4767 {
  background-image:url(../image/top/bg01.jpg);
}
#i4771 div.box {
  width:33.333%;
}
@media screen and (min-width:641px) and (max-width:835px) {
  #i4771 div.box {
    width:32%;
  }
}
@media screen and (max-width:640px) {
  #i4771 div.box {
    width:100%;
  }
}
#i4677 {
  background-color:#f0f7fb;
}
#i4680 > div {
  text-align:center;
}
#i4774 div.box {
  margin-inline:%;
}