* {
  margin: 0;
  padding: 0;

  -webkit-text-size-adjust: none;

  box-sizing: border-box;
}

h1,
h2,
h3,
h4 {
  font-weight: normal;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
  font-size: 0.2rem;
}

html {
  scroll-behavior: smooth;
}

body {
  max-width: 375px;
  margin: 0 auto;
  width: 100%;
  height: 100%;
  font-family: Microsoft Yahei, Helvetica Neue !important;
}

i {
  font-style: normal;
}

img {
  display: block;
  max-width: 100% !important;
}

.cl {
  *zoom: 1;
}

.cl:before,
.cl:after {
  display: table;
  line-height: 0;
  content: "";
}

.cl:after {
  clear: both;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.wrap {
  height: 100%;
  width: 100%;
}

iframe {
  max-width: 100% !important;
}