html,
body {
  font-family: "Microsoft Yahei";
  width: 750px;
  height: 100%;
  max-width: 750px;
  margin: 0 auto;
  position: relative;
  min-height: 1334px;
  background-color: #d4ad7d;
  
}
.wrapper {
  background: url(../images/bg.png) no-repeat 0 0 / 100% 100%;
  width: 750px;
  min-height: 1334px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.logo {
  width: 144px;
  height: 106px;
  position: absolute;
  top: 20px;
  left: 20px;
}

.slogan {
  width: 495px;
  height: 254px;
  position: absolute;
  top: 35px;
  left: 130px;
}

.banner_ani {
  background-image: url(../images/ani.png);
  background-size: 3000px 763px;
  background-position: 0 0;
  background-repeat: no-repeat;
  width: 750px;
  height: 763px;
  position: absolute;
  top: 0px;
  left: 0px;
}

.ani {
  animation: bannerAni 0.8s steps(4) infinite;
}

@keyframes bannerAni {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: -3000px 0;
  }
}

.giftBox {
  position: relative;
  margin-top: 727px;
  margin-left: 70px;
  width: 605px;
  height: 82px;
  display: flex;
  justify-content: space-between;
  z-index: 3;
}

.giftBox .code {
  background: url(../images/giftCode.png) no-repeat 0 0 / 100% 100%;
  width: 358px;
  height: 82px;
  line-height: 82px;
  text-align: center;
  font-size: 36px;
  letter-spacing: 2px;
  color: #523520;
}

.giftBox .copy {
  width: 227px;
  height: 82px;
}

.giftBox .copy img {
  width: 100%;
}

.giftInfo {
  display: block;
  width: 693px;
  height: 294px;
  margin: 38px auto 0;
}

.instructions {
  width: 750px;
  margin: 15px auto 0;
  padding-left: 40px;
  overflow: hidden;
}

.instructions .title {
  font-size: 34px;
  color: #C62120;
  margin-bottom: 5px;
  font-weight: 700;
}

.instructions .title::before {
  content: "";
  display: inline-block;
  background: url(../images/icon-tips.png) no-repeat 0 0 / 100% 100%;
  width: 39px;
  height: 38px;
  vertical-align: bottom;
  margin-right: 10px;
}

.instructions .tip {
  color: #3A210A;
  font-size: 24px;
  line-height: 1.6;
}

.instructions .tip::before {
  content: "1";
  display: inline-block;
  width: 28px;
  height: 28px;
  background-color: #AC8054;
  border-radius: 50%;
  color: #E4D8C7;
  font-size: 16px;
  font-weight: 700;
  line-height: 28px;
  text-align: center;
  margin-right: 18px;
  margin-left: 5px;
  vertical-align: middle;
}

.instructions .tip1::before {
  content: "1";
}

.instructions .tip2::before {
  content: "2";
}

.instructions .tip3::before {
  content: "3";
}