html,
body,
div,
span,
h1,
h2,
h3,
h4,
h5,
h6,
p,
pre,
a,
address,
big,
cite,
em,
img,
q,
small,
strong,
sub,
sup,
b,
i,
dl,
dt,
dd,
ol,
ul,
li,
form,
label,
table,
tbody,
tfoot,
thead,
tr,
th,
td,
footer,
header,
menu,
nav,
output,
section,
time,
audio,
video,
button,
input {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border: none;
  font: inherit;
  line-height: 1;
  vertical-align: baseline;
  font-family: PingFang SC,Hiragino Sans GB,NotoSansCJKsc,Helvetica Neue,Roboto,"Microsoft Yahei";
}
html,
body {
  width: 100%;
  height: 100%;
}


/* HTML5 display-role reset for older browsers */

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}

ol,
ul,li {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

button {
  -webkit-appearance: none;
  background: none;
  outline: none;
}

a {
  color: inherit;
  text-decoration: none;
}

input,
textarea {
  border: none;
  outline: none;
  background: none;
  resize: none;
}


.clear {
  zoom: 1;
}

.clear:after {
  clear: both;
  content: "";
  display: block;
}