body {
  background: #AEC893;
}

#content {
  border: 1px solid #000;
  height: 568px;
  width: 320px;
}

#close-btn {
  background: url('images/close.png') no-repeat;
  height: 22px;
  position: absolute;
  right: 5%;
  top: 25px;
  width: 64px;
  z-index: 200;
}

#test,
#test2 {
  background-color: blue;
  height: 100px;
  position: absolute;
  width: 100px;
  transition: top 1s;
}

#test2 {
  top: 200px;
}