.intro {
  padding: 50rem 0;
}

/* .img_wrap {
  background-image: url("/data/source/intro/2.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment:  fixed;
  width: 100%;
  padding-top:20%;
} */

.img_wrap {
  background-image: url("/data/source/intro/2.jpg");
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  padding-top: 23%;
}

.qna-wrap {
  padding-bottom:30rem;
}

#qna-q {
font-size: 20rem;
font-weight: bold;
padding: 20rem 0;
}

#qna-a {
line-height: 30rem;
}

.intro {
  font-size: 18rem;
  font-weight:bolder;
}

.intro h1 {
  font-size: 40rem;
}

.intro p {
  padding-top: 25rem;
  line-height: 35rem;
  font-weight: normal;
}