.body {
  display: flex;
  flex-direction: column;
  margin: 0;
  overflow-x: hidden;
  justify-content: center;
  align-items: center;
  /* position: relative; */
  /* top: 200%; */
}

/* h1 {
  margin: 10px;
} */

.body > .box {
  /* background-color: steelblue; */
  color: #fff;

  width: 95%;
  height: auto;
  margin: 15px;
  border-radius: 10px;
  transform: translateX(400%);
  transition: transform 0.4s ease;
  z-index: 1;
}

.body > .box:nth-of-type(even) {
  transform: translateX(-400%);
}

.body > .box.show {
  transform: translateX(0);
}

/* .body > .box h2 {
  font-size: 45px;
} */