body {
  text-align: center;
}

#opponent-choice {
  width: 210px;
  height: 210px;
  background-color: cyan;
  margin-top: 10px;
}

#your-choice {
  width: 210px;
  height: 210px;
  background-color: cyan;
  margin-top: 10px;
}

#choices {
  width: 210px;
  height: 70px;
  margin: 0 auto;
  margin-top: 10px;
}

#choices img {
  width: 70px;
  height: 70px;
}