HTML{
  height: 100%;
}

body{
  height: 100%;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  }

#canvas{
  background-color:  rgb(227,153,41);
  width: 80vmin;
  height: 80vmin;
  position: relative;
}

#inner{
  background-color:  rgb(200,31,91);
  position: absolute;
  left: 11vmin;
  top: 15vmin;
  width: 60vmin;
  height: 60vmin; 
}
  
#inner2{
    background-color:  rgb(192,13,82);
    position: absolute;
    left: 18vmin;
    top: 27vmin;
    width: 45vmin;
    height: 45vmin; 
}

#inner3{
  background-color:  rgb(231,124,42);
  position:absolute;
  left: 27.5vmin;
  top: 41vmin;
  width: 27vmin;
  height: 27vmin; 
}