@charset "UTF-8";
html {
  font-family: "Helvetica Neue", Helvetica, STHeiTi, sans-serif;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}
html,
body {
  -webkit-user-select: none;
  -moz-user-select: none;
   -ms-user-select: none;
       user-select: none;
}
html,
body,
div,
object,
iframe,
applet,
object,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
address,
dl,
dt,
dd,
ol,
ul,
li,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video,
progress {
  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,
details,
figcaption,
figure,
footer,
header,
main,
menu,
nav,
section,
summary {
  display: block;
}
audio,
canvas,
progress,
video {
  display: inline-block;
}
audio:not([controls]) {
  display: none;
  height: 0;
}
[hidden],
template {
  display: none;
}
a:active,
a:hover {
  outline: 0;
}
abbr[title] {
  border-bottom: 1px dotted;
}
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;
}
svg:not(:root) {
  overflow: hidden;
}
figure {
  margin: 1em 40px;
}
hr {
  -moz-box-sizing: content-box;
  -webkit-box-sizing: content-box;
          box-sizing: content-box;
  height: 0;
}
pre {
  overflow: auto;
}
code,
kbd,
pre,
samp {
  font-family: monospace,monospace;
  font-size: 1em;
}
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;
  border: 0;
  outline: 0;
}
input[type="checkbox"],
input[type="radio"] {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          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;
}
fieldset {
  border: 1px solid silver;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}
legend {
  border: 0;
  padding: 0;
}
textarea {
  overflow: auto;
}
optgroup {
  font-weight: bold;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
td,
th {
  padding: 0;
}
* {
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
}
html {
  font-size: 100px;
  font-size: 26.66666667vw;
}
@media screen and (min-width: 375px) {
  html {
    font-size: 100px;
    font-size: 26.66666667vw;
  }
}
@media screen and (max-width: 320px) {
  html {
    font-size: 90px;
    font-size: 26.66666667vw;
  }
}
body {
  color: #333333;
}
.main {
  margin: 40px auto;
  width: 90%;
}
.main .header {
  margin-bottom: .2rem;
  text-align: center;
  font-size: .2rem;
}
.main .content {
  font-size: .15rem;
}
.main .content .chapter .title {
  text-align: left;
  margin-bottom: .2rem;
}
.main .content .chapter .item {
  margin-bottom: .3rem;
}
.main .content .chapter .item .title {
  text-align: left;
  margin-bottom: .1rem;
}
.main .content .chapter .item .text {
  margin-bottom: .2rem;
}
.main .content .chapter .item .text p {
  margin-bottom: 0.05rem;
}
.main .content .chapter .item .text ol li {
  margin-bottom: 0.05rem;
}
.main .foot {
  margin-bottom: .1rem;
  font-size: .15rem;
  text-align: right;
}
.main .foot p {
  margin-bottom: .2rem;
}