.box-layers {
    background-color: #eeeeee;
    padding: 2rem 1rem 4rem 1rem;
    border-top: 10px solid #dddddd;
    margin: 4rem 0;
}


p { margin: 1em 0; }


.h2-wrapper {border: 1px solid black;}

.box-sizing-example {
    background-color: #eeeeee;
    padding: 2rem;
    border: 10px solid #dddddd;
    width: 100%;
    box-sizing: border-box;
    
  } 

  .overflow-example{
    width: 50%;
    height: 300px;
    overflow: hidden;
    overflow: auto;
}