#box1{

  background-color: #c20231;
  position: relative;
  
  width: 95vmin; 
  height:60vmin; 
  max-width:600px; 
  max-height:600px; 
  margin:0 auto;
}
#box2{
  position: absolute;
  background-color: black;
  width: 77vmin; 
  height:20vmin; 
  left: 19%;  
  margin:0 auto;
}