body {
  overflow: hidden;
}

.app {
  background: #000000;
  color: #fff;
  letter-spacing: 0.08rem;
  width: 100vw;
  height: 100vh;
  position: relative;
}
.content,
.timeline {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.content {
  height: 60vh;
  width: 100vh;
  top: auto;
  bottom: 29vh;
  left: 50%;
  margin-left: -50vh;
  box-sizing: border-box;
  background: rgba(47, 48, 51, 0.98);
  border-radius: 1rem;
  padding: 50px;
}

.timeline {
  height: 30vh;
  top: auto;
  bottom: 0;
}

.content-image {
  display: none;
  width: 100%;
  height: auto;
  /*top: 50%;
  transform: translateY(-50%);*/
}
.content-image.active {
  display: block;
  animation: fadeIn 1s;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}