.wrap {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
}

.small_wrap {
  width: 500px;
  height: 100%;
  position: relative;
  background: url('../img/shipin.gif');
  background-size: cover;
}

.small_wrap .down {
  width: 100%;
  position: absolute;
  bottom: 1em;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.small_wrap .down>div {
  width: 100%;
  display: flex;
  justify-content: space-around;
  margin-bottom: 1em;
}

.small_wrap .down>div img {
  width: 11em;
  height: 8.7em;
}

.small_wrap .down>div img:first-child {}

.small_wrap .down>img {
  width: 20em;
}

.small_wrap .av {
  position: absolute;
  top: 1em;
  right: 1em;
}