body{
    background-color: aliceblue;
}

* {
  box-sizing: border-box;
}

.uno{
  width: 300px;
  height: 100px;
  border: 1px solid rgb(43, 182, 1);
  
}

.dos {
  width: 300px;
  height: 100px;  
  padding: 20px;
  border: 1px solid rgb(247, 35, 247);
}