html {
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  font-family: -apple-system-font, "Helvetica Neue", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
html,
body {
  -webkit-user-select: none;
  user-select: none;
}
* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
html,
body,
div,
h1,
h2,
h3,
h4,
h5,
p,
address,
dl,
dt,
dd,
ol,
ul,
li,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
footer,
header,
hgroup,
menu,
nav,
output,
section,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  vertical-align: baseline;
}
a {
  text-decoration: none;
  -webkit-touch-callout: none;
  background-color: transparent;
}
li {
  list-style: none;
}
article,
aside,
figcaption,
figure,
footer,
header,
main,
menu,
nav,
section {
  display: block;
}
audio,
canvas,
progress,
video {
  display: inline-block;
}
audio:not([controls]) {
  display: none;
  height: 0;
}
[hidden] {
  display: none;
}
a:active,
a:hover {
  outline: 0;
}
b,
strong {
  font-weight: bold;
}
dfn {
  font-style: italic;
}
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}
small {
  font-size: 80%;
}
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sup {
  top: -0.5em;
}
sub {
  bottom: -0.25em;
}
img {
  border: 0;
  -webkit-touch-callout: none;
}
figure {
  margin: 1em 40px;
}
a,
button,
input,
optgroup,
select,
textarea {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
button,
input,
optgroup,
select,
textarea {
  color: inherit;
  font: inherit;
  margin: 0;
  -webkit-appearance: none;
  outline: none;
  line-height: normal;
}
button {
  overflow: visible;
}
button,
select {
  text-transform: none;
}
button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
  -webkit-appearance: button;
  cursor: pointer;
}
button[disabled],
html input[disabled] {
  cursor: default;
}
button::-moz-focus-inner,
input::-moz-focus-inner {
  border: 0;
  padding: 0;
}
input {
  line-height: normal;
}
input[type="checkbox"],
input[type="radio"] {
  box-sizing: border-box;
  padding: 0;
}
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  height: auto;
}
input[type="search"] {
  -webkit-appearance: textfield;
  -moz-box-sizing: content-box;
  -webkit-box-sizing: content-box;
  box-sizing: content-box;
}
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}
textarea {
  overflow: auto;
}
optgroup {
  font-weight: bold;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
td,
th {
  padding: 0;
}
.clearfix:after {
  content: "";
  display: block;
  width: 0;
  height: 0;
  clear: both;
}