#world-cell {
  border-style: solid;
  border-width: thin;
  border-radius: 0px;
  width: 900px;
  height: 905px;
  overflow: hidden;
}
#world-edit {
  border-style: solid;
  border-width: thin;
  border-radius: 0px;
  width: 900px;
  height: 905px;
  overflow: hidden;
}

svg {
  display: block;
}