html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  font-family: PingFang SC, PingFang SC;
  vertical-align: baseline;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}
body {
  line-height: 1;
}
ol,
ul {
  list-style: none;
}
blockquote,
q {
  quotes: none;
}
blockquote:before,
blockquote:after,
q:before,
q:after {
  content: '';
  content: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
a:hover {
  text-decoration: none;
}
body {
  width: calc(100%);
}
html {
  scroll-behavior: smooth;
}
.header {
  width: 100%;
  height: 180px;
  padding: 70px calc((100% - 1300px) / 2);
  background: url(../img/images/header-bg.png) no-repeat center;
  background-size: cover;
}
.header .logo {
  font-size: 40px;
  font-weight: bold;
  color: #FFFFFF;
}
.header .logo a {
  color: #FFFFFF;
}
.nav {
  width: 100%;
  background-color: #0012FF;
}
.nav .contain {
  width: 1300px;
  margin: 0 auto;
}
.nav .contain .nav-ul {
  display: flex;
  justify-content: space-between;
}
.nav .contain .nav-ul li a {
  display: block;
  font-size: 20px;
  font-weight: bold;
  color: #FFFFFE;
  padding: 40px 50px;
  background-color: #0012FF;
}
.nav .contain .nav-ul li:hover a {
  background-color: #ffffff30;
}
.nav .contain .nav-ul li.active a {
  background-color: #ffffff30;
}
.footer {
  background-color: #333333;
}
.footer .contain {
  width: 1300px;
  margin: 0 auto;
}
.footer .contain .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 45px 0;
  border-bottom: solid 1px rgba(255, 255, 255, 0.1);
}
.footer .contain .top span {
  font-size: 18px;
  color: #FFFFFF;
}
.footer .contain .bottom {
  padding: 35px 0;
  text-align: center;
}
.footer .contain .bottom span {
  font-size: 18px;
  color: #FFFFFF;
}
.page-box {
  padding: 40px 0;
}
.page-box ul {
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-box ul li {
  margin: 0 10px;
  border-radius: 5px;
  border: solid 1px #dedede;
  overflow: hidden;
}
.page-box ul li a {
  display: block;
  font-size: 16px;
  font-weight: 400;
  color: #CCCCCC;
  padding: 15px 20px;
  background-color: #fff;
}
.page-box ul li:hover {
  border-color: #0012FF;
}
.page-box ul li:hover a {
  color: #FFFFFE;
  background-color: #0012FF;
}
/* 置顶 */
.sidebar {
  display: none;
  width: 40px;
  height: 40px;
  position: fixed;
  bottom: 8%;
  right: 15px;
  z-index: 9;
}
.sidebar .side {
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: url(../img/icon/back.png) center center no-repeat;
  background-color: #626262;
  background-size: 25px 25px;
}