/* 基本样式 */
html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
dl,
dt,
dd,
ul,
ol,
li,
p,
blockquote,
pre,
hr,
figure,
table,
caption,
th,
td,
form,
fieldset,
legend,
input,
button,
textarea,
menu {
  margin: 0;
  padding: 0;
}
header,
footer,
section,
article,
aside,
nav,
hgroup,
address,
figure,
figcaption,
menu,
details {
  display: block;
}
h1,
h2,
h3,
h4,
h5,
h6,
small {
  font-size: 100%;
  font-weight: normal;
}
i,
cite,
caption,
em,
var,
code,
strong,
address,
dfn {
  font-style: normal;
  font-weight: normal;
}
img {
  border: none;
}
ol,
ul,
li {
  list-style: none;
}
a {
  color: #555;
  text-decoration: none;
}
a:focus {
  outline: none;
}
a:hover {
  text-decoration: none;
}
a:link {
}
a:visited {
}
a:active {
}

a,
a:hover,
a:active,
a:visited,
a:link,
a:focus,
input:focus,
p:focus,
div:focus {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-user-modify: read-write-plaintext-only;
}
input,
textarea,
select,
button {
  cursor: pointer;
  border: 0;
  background-color: transparent;
  outline: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
input::-ms-clear,
input::-ms-reveal {
  display: none;
}

html {
  /* font-size: calc(100vw / 13.34); */
  /* overflow: hidden; */
  overscroll-behavior-y: contain;
  background: #fff;
}
body {
  background: #fff;
  margin:0 auto;
  max-width: 7.5rem;
  overscroll-behavior-y: contain;
  /* overflow: hidden; */
  color: #637084;
  /* font-size: 14px; */
  font-family: "Microsoft Yahei", "PingFang SC","Helvetica Neue", Arial, sans-serif;
  /* font-family: 'AlibabaPuHuiTi-2-55-Regular'; */
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-touch-callout: none !important;
  -webkit-overflow-scrolling: touch;
}

.middle::before {
  content: " ";
  display: inline-block;
  vertical-align: middle;
  height: 100%;
}
.clearfix:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
  overflow: hidden;
}
.clearfix {
  *zoom: 1;
}

#layout {
  overflow-x: hidden;
  overflow-y: auto;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100vw;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  color: #666;
}

/* @font-face {
  font-family: "AlibabaPuHuiTi-2-55-Regular";
  src: url(../fonts/AlibabaPuHuiTi-2-55-Regular.ttf);
}

@font-face {
  font-family: "AlibabaPuHuiTi-2-95-ExtraBold";
  src: url(../fonts/AlibabaPuHuiTi-2-95-ExtraBold.ttf);
} */