html,
body {
  width: 100%;
  height: 100%;
  font-size: 16px;
  font-family: "Noto Sans KR", sans-serif;
  padding: 0;
  margin: 0;
}
.wrap {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 3;
}
header {
  padding: 0;
  margin: 0 0 80px 0;
}
main {
  margin-bottom: 60px;
}
footer {
  color: #ffffff;
  text-align: center;
  padding: 30px 10px;
}
.intro {
  display: table;
  width: 100%;
  height: 100%;
  min-height: 100%;
  max-height: 100%;
}
.intro .contents {
  display: table-cell;
  width: 100%;
  height: 100%;
  vertical-align: middle;
}
.title {
  color: #42536c;
  font-size: 2.750em;
  text-align: center;
  word-break: keep-all;
}
.intro .card {
  text-align: center;
  padding: 0;
  margin-bottom: 20px;
  background: rgba(255,255,255,.6);
  border: none;
  border-radius: 40px;
  box-shadow: 0 0 10px rgba(0,0,0,.2);
}
.intro .link {
  display: block;
  color: #222222;
  font-size: 1.750em;
  font-weight: bold;
  line-height: 1.250em;
  text-decoration: none;
  text-shadow: 0 1px 0 #ffffff;
  word-break: keep-all;
  padding: 40px 20px;
}
.intro .icon {
  display: block;
  text-align: center;
  margin: 0 auto;
  margin-bottom: 15px;
}
.intro-black-bg {
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  background-color: rgba(0,0,0,.2);
  z-index: 2;
}
.intro-bg {
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  background-color: #b3cfec;
  background-image: url('../img/intro-bg.png');
  background-size: cover;
  background-position: bottom center;
  z-index: 1;
}
@media screen and (max-width: 768px) {
	/* mobile */
	header { margin: 30px 0; }
  main { margin-bottom: 0; }
  footer { font-size: 0.875em; padding: 20px 0; }
  .title { font-size: 2.000em; }
  .intro .link { font-size: 1.375em; padding: 20px 10px; }
}