.teika{
  text-decoration: line-through;
}
.price{
  color: red;
}
#waribiki{
  background: red;
  color: #fff;
}
.zaiko_caution h3{
  margin: 2em 0 1em 0;
  font-size: 2em;
  text-align: center;
  background: #ddd;
  padding: 1em;
}
.zaiko_caution p{
  color: red;
}