body {
  color: #fc4c8f;
  background-image: url('flowers-cherryblossom-pink-gif-png-cute.gif');
  background-repeat: repeat;
  background-size: 4% 600%;
  background-color: rgba(255,255,255,0.6);
  background-blend-mode: lighten;
  font-size: 13px;
}

.intro {
  width: 550px;
  z-index: 1;
  position: absolute;
  height: 60px;
  border: 2px #fc4c8f double;
  border-radius: 20px;
  padding: 25px;
  margin: 330px;
  margin-top: 8px;
  overflow: scroll;
  background: white;
}

.main {
  width: 550px;
  z-index: 1;
  position: absolute;
  height: 425px;
  border: 2px #fc4c8f double;
  border-radius: 20px;
  padding: 25px;
  margin: 330px;
  margin-top: 135px;
  overflow: scroll;
  background: white;
}