.flex-container {
  display: flex;
  width:100%;
  height:120px;
  //align:center;
  //background-color: black;
}

.flex-container > div {
  background-color: lightgrey;  //#f1f1f1;
  color:white;
  margin: 10px
  height: 120px;
  padding: 10px;
  font-family: arial;
  font-size: 36pt;
}