.innerLeft {
  display: inline-block;
  width: 200px;
  height: 200px;
  text-align: left;
}
.innerCenter {
  display: inline-block;
  width: 500px;
  height: 200px;
  text-align: left;
}
.innerRight {
  display: inline-block;
  width: 200px;
  height: 200px;
  text-align: left;
}