#cajita1{
  width: 100px;
  display: inline-block;
  float: left;
  vertical-align: top;
}

#cajita2{
  width: 290px;
  display: inline-block;
  float: right;
  vertical-align: top;
}

#texto1{
  font-family: arial;
  color: #fff;
  font-size: 0.5em;
}