body {
  color: #000000;
  background: #ffffff;
  margin: 0px;
  padding: 0px;
}
.coupon {
  width: 620px;
  padding: 10px;
  border: dashed 5px black;
  margin: 10px auto 0px auto;
}
img {
  display: block;
  margin: 10px auto 0px auto;
}
.coupon p {
  margin-left: 10px;
  margin-right: 10px;
}