* {
  margin: 0;
  padding: 0;
  font-family: Noto Sans SC, sans-serif;
}
img {
  width: 100%;
}

body {
  background: #f5f5f5;
}

html,
body {
  max-height: 100%;
  height: 100%;
}

.box {
  max-width: 500px;
  width: 90%;
  margin: 0 auto;
  height: 90%;
  overflow: hidden;
  background: transparent;
  box-shadow: 0 0 20px #d5d5d5;
  border-radius: 12px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  max-height: 650px;
}

/* .box .qrcode{
                max-width: 500px;
                width: 90%;
                margin: 0 auto;
            } */
.box .frm {
  height: 100%;
  position: relative;
}

.box .top {
  background-color: #006fe5;
  height: calc(100% - 100px);
}

.top .title {
  color: #fff;
  text-align: center;
  padding-top: 16%;
  font-size: 2.5em;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.top .description {
  color: #fff;
  text-align: center;
  padding-top: 8%;
  font-size: 1.2em;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.top .qrcode {
    width: 200px;
    margin: 0 auto;
    margin-top: 6%;
    border-radius: 6px;
    overflow: hidden;
    /* height: 200px; */
    z-index: 999;
    position: relative;
}

.box .foot {
  background-color: #ffffff;
  height: 120px;
  text-align: center;
  line-height: 100px;
  font-weight: 500;
  color: #8f8f8f;
  letter-spacing: 0.1em;
}

.box .sy {
  position: absolute;
  top: -180px;
  z-index: 0;
  opacity: 0.05;
  transform: rotateZ(-45deg);
  left: -200px;
  width: 560px;
}

.box .sy1 {
    position: absolute;
    bottom: 20px;
    z-index: 0;
    opacity: 0.05;
    transform: rotateZ(-45deg);
    right: -80px;
    width: 360px;
}