Style Sheet exam.css

exam{ 
  display: block;
  margin-left: 10%; margin-right: 10%;
  background-color: rgb(248,248,216);
  font-size: 18pt; font-weight:bold; 
  font-family: arial, helvetica, sans-serif }
question{ 
  display: block;
  font-size: 120%; font-style: italic; color:red }
answer{ 
  display: block;
  font-size: 80%; font-style: normal; color:green }

• display indicates it is a block-level element. Alternatives are inline and none (don't display)

and here is the example styled with exam.css