html {
  font-size: 10px;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Microsoft YaHei";
}

#top {
  position: fixed;
  top: 0;
  left: 10%;
  width: 100%;
  max-width: 720px;
  height: 1.1rem;
  background-image: url("../img/top.png");
  background-size: 100% 100%;
  background-repeat: no-repeat;
  z-index: 999;
}

.container {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  z-index: 0;
}

.kefu a {
  position: fixed;
  top: 1%;
  right: 2%;
  width: 1rem;
  height: 1rem;
  background-image: url("../img/btn_advisory.png");
  background-size: 100% 100%;
  z-index: 999;
}

.container .downBtn {
  position: absolute;
  top: 58%;
  left: 12%;
  width: 80%;
  height: 1.2rem;
  background-image: url("../img/btn_download.png");
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

.container .downNum {
  position: absolute;
  top: 46.8%;
  right: 37%;
  width: 2rem;
}

.bannerBox {
  position: absolute;
  left: %;
  top: 75%;
  width: 100%;
  height: 3.4rem;
}
.banner {
  margin: 0 auto;
  width: 90%;
  height: 100%;
  overflow: hidden;
}
.swiper-slide > img {
  width: 100%;
}

.container .footer {
  position: absolute;
  bottom: 2%;
  right: 0;
  width: 100%;
  height: rem;
  color: #ffffff;
}

.footer p {
  padding: 0;
  margin: 0;
}