{box-sizing: border-box}
#outer{
  width: 70vmin;
  margin: 0 auto;
  background-color:orange;
  height: 70vmin;
  padding: 15vmin 11vmin 15vmin 11vmin;
  
}

#secondring{
  
  background-color: darkorange;
  
  
  padding: 30vmin 10vmin 3vmin 9vmin;
  height: 50vmin;
  
 
  
}

#innersquare{
  height:40vmin;
  background-color: orangered;
    padding: 10px 30px;
  
}