.image-box.box0 {
  background-image: url("https://images.unsplash.com/photo-1549880338-65ddcdfd017b?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=2100&q=80");
}

.image-box.box1 {
  background-image: url("https://images.unsplash.com/photo-1559087867-ce4c91325525?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=2100&q=80");
}

.image-box.box2 {
  background-image: url("https://images.unsplash.com/photo-1511593358241-7eea1f3c84e5?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=1934&q=80");
}

.image-box.box3 {
  background-image: url("https://images.unsplash.com/photo-1495467033336-2effd8753d51?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=2100&q=80");
}

.image-box.box4 {
  background-image: url("https://images.unsplash.com/photo-1522735338363-cc7313be0ae0?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=2689&q=80");
}

* {
  box-sizing: border-box;
}

body {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100vh;
  position: relative;
  display: flex;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-image: url("https://images.unsplash.com/photo-1549880338-65ddcdfd017b?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=2100&q=80");
  background-position: center center;
  background-size: cover;
}
body main {
  width: 70vw;
  height: 70vh;
  overflow: hidden;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2784313725);
  position: relative;
}
body main .image-box {
  height: 100vh;
  width: 100vw;
  background-position: center center;
  background-size: cover;
  position: absolute;
  top: -15vh;
  left: -15vw;
  transition: all 0.4s ease;
}
body main .image-box.active {
  z-index: 1;
}
body button {
  position: absolute;
  background-color: rgba(255, 255, 255, 0);
  width: 50px;
  height: 12.5vh;
  border: 2px solid rgba(0, 0, 0, 0.2509803922);
  font-size: 30px;
  color: #fff;
  cursor: pointer;
}
body .left {
  left: calc(15vw - 48px);
}
body .right {
  right: calc(15vw - 48px);
}/*# sourceMappingURL=background.css.map */