.container 
{
  
  display:flex;
 margin-bottom: 2vh;
  border:solid 2px;
  background-color:skyblue;
}
#row
{
  flex-direction:column;
}
#row-reverse
{
  flex-direction:row-reverse;
}
.box
{
  width:20vw;
  height:20vh;
  background-color:blue;
  color: skyblue;
  border: 0.3vh solid black;
  margin:5px;
}