.options {
  width:  120px;
  height: 34px;
  padding-left: 15px;
  margin-bottom: 10px;
}

.row {
  margin-bottom: 10px;
}

input {
  margin-top: 5px;
  margin-bottom: 5px;
}

#input-text {
  width: 200px;
  height: 120px;
  max-height: 200px;
  padding: 8px;
  line-height: 20px;
}

.cell {
  width: 80px;
  height: 80px;
  border: 1px solid #ccc;
}

.obstacle {
  background: black;
}