.main_wrapper {
  width: 100%;
}
.order_btn {
  max-width: 750px;
  width: 100%;
  margin: auto;
}
.bg-container {
  position: relative;
  height: 100%;
}
.bg-container > img {
  width: 100%;
  height: 100%;
}
.btn {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4%;
  margin: 0 auto;
  width: 96%;
  z-index: 2;
}
.bg-container img,
.btn img {
  width: 100%;
  opacity: 0;
  transform: translate(0, 50px);
  transition: 1.5s;
}
.bg-container .lazyloaded,
.btn .lazyloaded {
  transform: translate(0, 0);
  opacity: 1;
}