#i5355 div.box {
  width:32%;
}
@media screen and (min-width:641px) and (max-width:835px) {
  #i5355 div.box {
    width:48%;
  }
}
@media screen and (max-width:640px) {
  #i5355 div.box {
    width:48%;
  }
}
#i5355 > div {
  gap:20px 1%;
}