*{
    background-color: #f0f0f0;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
.container {
  display: inline-grid;
  grid-template: 40px 40px 40px 40px 40px / 40px 40px 40px 40px 40px;
  background-color: lightblue; 
}

.room {
  border: 1px solid;
  font-size: 50%;
  text-align: center;
}

#living-room {
  grid-column-start: 1;
  grid-column-end: 6;
    grid-row-start: 1;
  grid-row-end: 3;
}

#kitchen {
    grid-column: 4 / 6;
    grid-row: 3 / 6;
}

#bedroom {
    grid-column: 1 / 3;
    grid-row: 3 / 5;
}

#bathroom {
    grid-column: 3 / 4;
    grid-row: 3 / 6;
}

#closet{
    grid-column: 1 / 3;
    grid-row: 5 / 6;
}