body {
  color: #222222;
  font-family: Microsoft Yahei;
  background: #fff;
  font-size: 14px;
  overflow-x: hidden;
}

html {
  font-size: 100px;
}
.swiper-button-next,
.swiper-button-prev {
  outline: none;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
dl {
  margin: 0;
}
dt {
  font-weight: normal;
}
ul,
li {
  list-style-type: none;
  margin: 0;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
}
a {
  color: #222222;
  text-decoration: none;
  outline: none;
  transition: all 0.3s;
}
a:hover {
  color: #ff6400;
}
a:focus {
  text-decoration: none;
  color: inherit;
}
img {
  border: 0;
  vertical-align: middle;
  transition: all 0.6s;
  max-width: 100%;
  object-fit: cover;
}
table {
  border-collapse: collapse;
}
input,
textarea,
select,
button {
  border: 0;
  outline: none;
  transition: all 0.3s;
}
select {
  -webkit-appearance: none;
  font-family: PINGFANG-MEDIUM;
}
.select {
  position: relative;
}
.select select {
  width: 100%;
  height: 100%;
  border-radius: 0.1rem;
  font-size: 0.16rem;
  border: 1px solid #ddd;
  overflow: hidden;
  padding-left: 0.2rem;
  height: 0.6rem;
  padding-right: 0.4rem;
  background: fff;
}
.select:after {
  content: ' ';
  display: inline-block;
  height: 0.1rem;
  width: 0.1rem;
  border-width: 0 1px 1px 0;
  border-color: #999;
  border-style: solid;
  -webkit-transform: matrix(0.71, 0.71, -0.71, 0.71, 0, 0);
  transform: matrix(0.71, 0.71, -0.71, 0.71, 0, 0);
  position: absolute;
  top: 50%;
  margin-top: -0.1rem;
  right: 0.2rem;
}
button {
  cursor: pointer;
}
.wrap {
  width: 100%;
  overflow: hidden;
}
.container {
  margin: 0 auto;
  width: 1200px;
  max-width: 100%;
}
/*公共样式勿删除*/

.clearfix:after {
  content: ' ';
  display: block;
  clear: both;
  visibility: hidden;
  line-height: 0;
  height: 0;
}
.clearfix {
  zoom: 1;
}
.flex {
  display: flex;
  align-items: center;
}
.flex_item {
  flex: 1;
}
video {
  vertical-align: middle;
  background: #000;
  width: 100%;
}
.pic img {
  width: 100%;
  transform: perspective(3px);
}
.pic {
  overflow: hidden;
  position: relative;
}
.pic:hover img {
  transform: scale(1.1);
}
.hidden {
  display: none;
}
/**/

.header .hd {
  padding: 30px 0;
}
.header .hd .search {
  background: #f6f6f6;
  margin-left: 40px;
}
.header .hd .logo {
  width: 86px;
}
.header .hd .brdge {
  font-size: 16px;
  display: flex;
  align-items: center;
}
.header .hd .brdge a {
  margin-left: 20px;
  color: #646464;
}
.header .nav {
  background: #ff6400;
  box-shadow: 0px 2px 4px 0px rgba(27, 192, 169, 0.1),
    inset 0px 2px 0px 0px rgba(255, 255, 255, 0.2);
  position: relative;
}
.header .nav ul {
  display: flex;
  align-items: center;
}
.header .nav ul > li > a,
.header .nav ul .drop > a {
  display: flex;
  align-items: center;
  height: 60px;
  color: #fff;
  font-weight: bold;
  font-size: 16px;
  width: 133px;
  justify-content: center;
}
.header .nav ul > li > a i {
  transition: all 0.3s;
  font-weight: normal;
  margin-left: 5px;
}
.header .nav ul > li:hover > a {
  background: linear-gradient(180deg, #ff2a00 0%, #ff6300 100%);
  border: 1px solid;
  border-image: linear-gradient(
      180deg,
      rgba(255, 125, 41, 1),
      rgba(255, 173, 119, 1),
      rgba(255, 125, 41, 1),
      rgba(255, 104, 104, 1)
    )
    1 1;
}
.header .nav ul > li:hover > a i {
  transform: rotate(180deg);
}
.header .nav ul > li:hover .down {
  display: block;
}
.header .nav .drop {
  position: relative;
}
.header .nav ul .mn:hover::before {
  content: '';
  height: 60px;
  background: #ffffff;
  border: 1px solid #e8e8e8;
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
}
.header .nav .down {
  position: absolute;
  left: 50%;
  white-space: nowrap;
  transform: translate(-50%, 0);
  display: none;
  z-index: 9;
}
.header .nav .down .flex {
  height: 60px;
  font-size: 16px;
  justify-content: center;
}
.header .nav .down .flex a {
  padding: 0 15px;
}
.header .nav .down .flex a:hover {
  color: #ff6400;
  font-weight: bold;
}
/**/

/**/
.header_top {
  background: #f6f6f6;
  position: sticky;
  z-index: 999;
  width: 100%;
  top: 0;
  transition: all 0.3s;
}
.header_top .flex {
  height: 60px;
}
.header_top .logo {
  width: 66px;
}
.header_top .nav {
  display: flex;
  align-items: center;
}
.header_top .nav > li {
  position: relative;
  margin-left: 30px;
}
.header_top .nav > li > a {
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.header_top .nav > li i {
  transition: all 0.3s;
}
.header_top .nav > li.on > a {
  font-weight: bold;
  color: #ff6400;
}
.header_top .nav > li:hover i {
  transform: rotate(180deg);
}
.header_top .nav > li:hover .down {
  display: block;
}
.header_top .nav .down {
  width: 350px;
  padding: 14px;
  position: absolute;
  left: 50%;
  display: none;
  top: 100%;
  transform: translate(-50%, 0);
  background: #ffffff;
  box-shadow: 0px 4px 16px 0px rgba(153, 153, 153, 0.2);
  border-radius: 12px;
  border: 1px solid rgba(167, 167, 167, 0.32);
}
.header_top .nav .down ol {
  display: flex;
  flex-wrap: wrap;
  margin: -3px;
}
.header_top .nav .down ol li {
  min-width: 16.666%;
  padding: 3px;
  margin: auto 8px;
}
.mobile_nav {
  text-align: center;
  background: #ff6400;
}
.mobile_nav a {
  color: #fff;
  font-weight: bold;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mobile_nav .on {
  background: linear-gradient(180deg, #ff2a00 0%, #ff6300 100%);
  border: 1px solid;
  border-image: linear-gradient(
      180deg,
      rgba(255, 125, 41, 1),
      rgba(255, 173, 119, 1),
      rgba(255, 125, 41, 1),
      rgba(255, 104, 104, 1)
    )
    1 1;
}
.search {
  display: flex;
  align-items: center;
  position: relative;
  width: 360px;
  height: 36px;
  background: #ffffff;
  border-radius: 18px;
}
.search .input {
  width: 100%;
  padding-left: 20px;
  height: 36px;
  background: none;
}
.search .btn {
  height: 16px;
  border-left: 1px solid #ddd;
  width: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
}
.search .btn i {
  margin-right: 3px;
}
.searchdown {
  position: absolute;
  width: 100%;
  z-index: 99;
  display: none;
  padding-bottom: 16px;
  background: #ffffff;
  box-shadow: 0px 4px 16px 0px rgba(153, 153, 153, 0.2);
  border-radius: 12px;
  border: 1px solid rgba(167, 167, 167, 0.32);
  top: 100%;
  margin-top: 12px;
}
.searchdown h4 {
  display: flex;
  align-items: center;
  padding-left: 19px;
  height: 36px;
  font-weight: bold;
}
.searchdown li a {
  display: flex;
  align-items: center;
  padding-left: 19px;
  color: #222222;
  height: 36px;
}
.searchdown li a:hover {
  background: #f6f6f6;
}
.searchdown li em {
  font-style: normal;
  margin-right: 8px;
}
.hot {
  width: 16px;
  height: 16px;
  font-size: 10px;
  color: #fff;
  background: #ff6400;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 4px;
  border-radius: 2px;
}
.hot-y {
  background: #ffb611;
}
.footer {
  background: #f6f6f6;
  padding: 40px 0;
  margin-top: 60px;
}
.footer .bd .logo {
  width: 106px;
}
.footer .bd {
  display: flex;
  justify-content: center;
  line-height: 30px;
}
.footer .bd .box {
  margin-left: 60px;
}
.footer .bd .box ul,
.footer .bd .box ul a {
  color: #646464;
}
.footer .bd .box h4 {
  font-weight: bold;
  font-size: 16px;
  height: 30px;
}
.bread {
  padding: 30px 0;
}
.bread ul {
  display: flex;
  align-items: center;
}
.bread ul a {
  color: #999;
}
.bread ul li {
  display: flex;
  align-items: center;
}
.bread ul li + li::before {
  content: ' ';
  display: inline-block;
  height: 6px;
  width: 6px;
  margin: 0 10px;
  border-width: 1px 1px 0 0;
  border-color: #a7a7a7;
  border-style: solid;
  -webkit-transform: matrix(0.71, 0.71, -0.71, 0.71, 0, 0);
  transform: matrix(0.71, 0.71, -0.71, 0.71, 0, 0);
}
.header_top_home {
  box-shadow: 0px 4px 16px 0px rgba(0, 0, 0, 0.2);
  transform: translateY(-100%);
  position: fixed;
}
.header_top_home.on {
  transform: translateY(0);
}