html {
  font-size: 50px;
  height: 100%;
}
@media screen and (min-width: 320px) {
  html {
    font-size: 21.33333333px;
  }
}
@media screen and (min-width: 360px) {
  html {
    font-size: 24px;
  }
}
@media screen and (min-width: 375px) {
  html {
    font-size: 25px;
  }
}
@media screen and (min-width: 384px) {
  html {
    font-size: 25.6px;
  }
}
@media screen and (min-width: 400px) {
  html {
    font-size: 26.66666667px;
  }
}
@media screen and (min-width: 414px) {
  html {
    font-size: 27.6px;
  }
}
@media screen and (min-width: 424px) {
  html {
    font-size: 28.26666667px;
  }
}
@media screen and (min-width: 480px) {
  html {
    font-size: 32px;
  }
}
@media screen and (min-width: 540px) {
  html {
    font-size: 36px;
  }
}
@media screen and (min-width: 640px) {
  html {
    font-size: 42.66666667px;
  }
}
@media screen and (min-width: 720px) {
  html {
    font-size: 48px;
  }
}
@media screen and (min-width: 750px) {
  html {
    font-size: 50px;
  }
}
body {
  min-width: 320px;
  width: 100%;
  line-height: 1.5;
  background: linear-gradient(216deg, #1299F8, #1262F8);
}
.content {
  width: 100%;
  height: 12rem;
  background: url(../images/scan_topbj.png) no-repeat;
  background-size: cover;
  -webkit-background-size: cover;
  /* 兼容Webkit内核浏览器如Chrome和Safari */
  -o-background-size: cover;
  /* 兼容Opera */
  zoom: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
img {
  width: 100%;
  height: 100%;
}
.content_title {
  font-size: 1.98rem;
  font-family: FZZhengHeiS-EB-GB;
  color: #fffefe;
}
.content_code {
  width: 12rem;
  height: 9.52rem;
  margin: -4.46rem auto 1.54rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url(../images/scan_code.png) no-repeat;
  background-size: 12rem 9.52rem;
}
.codeimgbj {
  width: 100%;
  height: 100%;
}
.code_img {
  width: 5.64rem;
  height: 5.64rem;
  background: #999;
  margin-left: -1rem;
  margin-top: 2.2rem;
}
.content_txt {
  font-size: 0.72rem;
  color: #fffefe;
  margin: 0 auto;
  text-align: center;
}
.bottombj {
  width: 15rem;
  height: 2.32rem;
  position: fixed;
  bottom: 0;
  left: 0;
}