#first > .one {
  font-size: 2em;
}
#first > .one > #second .two > #deux {
  width: 50%;
}
#first > .one > #second .two > #deux #third {
  height: 100%;
}
#first > .one > #second .two > #deux #third:focus {
  color: black;
}
#first > .one > #second .two > #deux #third:focus #fifth > #sixth .seventh #eighth + #ninth {
  color: purple;
}
#first > .one > #second .two > #deux #fourth,
#first > .one > #second .two > #deux #five,
#first > .one > #second .two > #deux #six {
  color: #110000;
}
#first > .one > #second .two > #deux #fourth .seven,
#first > .one > #second .two > #deux #five .seven,
#first > .one > #second .two > #deux #six .seven,
#first > .one > #second .two > #deux #fourth .eight > #nine,
#first > .one > #second .two > #deux #five .eight > #nine,
#first > .one > #second .two > #deux #six .eight > #nine {
  border: 1px solid black;
}
#first > .one > #second .two > #deux #fourth #ten,
#first > .one > #second .two > #deux #five #ten,
#first > .one > #second .two > #deux #six #ten {
  color: red;
}