.float-box-left, .float-box-right {
  width: 20em;
  margin-right: 5px;
  text-align: justify;
  border-top: 1px #000000 solid;
  border-bottom: 1px #000000 solid;
  border-left: 1px #000000 solid;
  border-right: 1px #000000 solid;
}

.float-box-left {
  float: left;
  font-size: 115%;
}

.float-box-right {
  float: right;
  font-size: 90%;
}