Box Model

<div>
  A monsoon is traditionally a seasonal reversing wind accompanied by corresponding changes in precipitation, but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with the asymmetric heating of land and sea.
</div>

div {
  background-color: lightgreen;
  width: 100%;
  padding: 40px;
  border: solid 10px darkgreen;
}


div {
  background-color: lightgreen;
  width: 100%;
  padding: 40px;
  border: solid 10px darkgreen;
  box-sizing: border-box;
}
