html {
  -webkit-text-size-adjust: 100%;
  height: 100%;
  -webkit-user-select: none;
  overflow-x: hidden;
}

html,
body,
div,
ul,
li,
p,
h1,
h2,
h3,
h4,
h5,
figure,
figcaption {
  margin: 0;
  padding: 0;
  border: 0;
  font-weight: normal
}
* {
  margin: 0;
  padding: 0;
  border: 0;
}
li {
  list-style: none;
}
a {
  text-decoration: none;
}
body {
  font-family: "微软雅黑", "Microsoft Yahei";
  position: relative;
  color: #000;
  text-align: left;
  -webkit-font-smoothing: antialiased;
  height: 100%;
}
#app{
  height: 100%;
}
input {
  outline: none;
}
.clear {
  clear: both;
}
.clearfix:after {
  display: block;
  clear: both;
  content: '';
  visibility: hidden;
  height: 0;
}
.f_left {
  float: left;
}
.f_right {
  float: right;
}
.g_bottom {
  padding-bottom: constant(safe-area-inset-bottom);
  padding-bottom: env(safe-area-inset-bottom);
}
.van-popup {
  overflow: visible;
}
@media screen and (max-width: 320px) {
  body {
    font-size: 12px;
  }
}
@media screen and (min-width: 321px) and (max-width: 413px) {
  body {
    font-size: 12px;
  }
}
@media screen and (min-width: 414px) and (max-width: 639px) {
  body {
    font-size: 17px;
  }
}
@media screen and (min-width: 640px) {
  body {
    font-size: 18px;
  }
}
/*@supports (bottom: constant(safe-area-inset-bottom)) {
  body {
    margin-bottom: constant(safe-area-inset-bottom);
    margin-bottom: env(safe-area-inset-bottom);
  }
}*/