* {
  margin: 0;
  padding: 0;
}
ul {
  margin: 0 !important;
  padding: 0;
}
a,
li,
p,
span {
  list-style: none;
  color: #666;
  font-size: 16px;
  text-decoration: none;
}
a:hover {
  text-decoration: none !important;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}
body {
  font-family: "微软雅黑", "黑体-简";
}
body::-webkit-scrollbar {
  width: 3px;
  height: 0px;
}
body::-webkit-scrollbar-thumb {
  width: 3px;
  background-color: #0147a6;
}
.header,
.number,
.number,
.product,
.about,
.news,
.footer {
  overflow: hidden;
}
.header {
  left: 0;
  top: 0;
  z-index: 5;
  width: 100%;
  background-color: #fff;
}
.header .header_box {
  max-width: 1400px;
  margin: auto;
}
.header .header_box .logo {
  padding: 10px 0;
}
.header .header_box .logo img {
  max-width: 100%;
}
.header .header_box .menu {
  height: 100%;
}
.header .header_box .menu ul {
  height: 100%;
  display: flex;
  justify-content: space-between;
}
.header .header_box .menu ul li {
  width: 11%;
  text-align: center;
  height: 100%;
  display: flex;
  align-items: center;
}
.header .header_box .menu ul li:hover a {
  color: #d5931b;
  border-bottom: 2px solid #d5931b;
}
.header .header_box .menu ul li:last-child:hover a {
  color: #d5931b;
  border-bottom: 2px solid #fff;
  display: block;
}
.header .header_box .menu ul li a {
  color: #666;
  font-size: 16px;
  padding: 0 6px;
  padding-bottom: 10px;
  border-bottom: 2px solid #fff;
  transition: all .5s ease;
}
.header .header_box .menu ul .menu_bg a {
  color: #d5931b;
  border-bottom: 2px solid #d5931b;
}
.header .header_box .meun_ico {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.header .header_box .meun_ico i {
  font-size: 30px;
  color: #333;
}
.md_menu {
  display: none;
}
#demo img {
  width: 100%;
  height: 100%;
}
.title {
  text-align: center;
  position: relative;
  margin: 50px auto;
}
.title span {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 30px;
  color: #d5931b;
  font-weight: 600;
}
.number {
  background: url(../image/about_bg.jpg);
  background-attachment: fixed;
  padding: 50px 0;
}
.number .number_box {
  max-width: 1400px;
  margin: auto;
}
.number .number_box .number_list {
  border-right: 2px solid #fff;
  cursor: pointer;
}
.number .number_box .number_list:hover .number_img img {
  transform: scale(1.2, 1.2);
  /* 标准语法 */
  -ms-transform: scale(1.2, 1.2);
  /* IE 9 */
  -webkit-transform: scale(1.2, 1.2);
  /* Safari */
}
.number .number_box .number_list:hover .number_text p span {
  color: #ff9900;
}
.number .number_box .number_list .number_img {
  overflow: hidden;
}
.number .number_box .number_list .number_img img {
  display: block;
  margin: auto;
  transition: all .5s ease;
}
.number .number_box .number_list .number_text {
  text-align: center;
}
.number .number_box .number_list .number_text p {
  color: #fff;
  font-size: 18px;
}
.number .number_box .number_list .number_text p span {
  display: inline-block;
  color: #fff;
  font-size: 50px;
  transition: all .5s ease;
  font-weight: 600;
}
.product .product_box {
  max-width: 1400px;
  margin: auto;
}
.product .product_box .product_list {
  margin-bottom: 25px;
}
.product .product_box .product_list:hover a .product_img_box img {
  transform: scale(1.1, 1.1);
  /* 标准语法 */
  -ms-transform: scale(1.1, 1.1);
  /* IE 9 */
  -webkit-transform: scale(1.1, 1.1);
  /* Safari */
}
.product .product_box .product_list:hover a .product_img_box .product_bg {
  opacity: 0.4;
}
.product .product_box .product_list a {
  display: block;
}
.product .product_box .product_list a .product_img_box {
  position: relative;
  overflow: hidden;
}
.product .product_box .product_list a .product_img_box img {
  width: 100%;
  transition: all .5s ease;
}
.product .product_box .product_list a .product_img_box .product_bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: #000000;
  opacity: 0;
}
.product .product_box .product_list a span {
  display: block;
  text-align: center;
  padding: 10px 0;
  background-color: #e5e5e5;
  color: #333;
}
.more_box {
  display: flex;
  justify-content: center;
}
.more_box .more_bnt {
  display: inline-block;
  padding: 10px 50px;
  color: #666;
  margin: 50px 0;
  border-radius: 30px;
  border: 1px solid #d5931b;
  transition: all .5s ease;
}
.more_box .more_bnt:hover {
  color: #fff;
  background-color: #d5931b;
}
.about {
  background-color: #e7e7e7;
  padding-bottom: 50px;
}
.about .about_box {
  max-width: 1400px;
  margin: auto;
}
.about .about_box .about_left .left_title p {
  font-size: 100px;
  color: #d1d1d1;
  font-weight: 600;
  position: relative;
}
.about .about_box .about_left .left_title p span {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  color: #333;
  font-size: 23px;
  display: flex;
  white-space: nowrap;
}
.about .about_box .about_left .left_title p span i {
  color: #ec6c1f;
  padding-left: 10px;
  font-size: 20px;
  white-space: nowrap;
}
.about .about_box .about_left .about_btn a {
  display: inline-block;
  padding: 10px 50px;
  color: #666;
  margin: 50px 0;
  border-radius: 30px;
  border: 1px solid #d5931b;
  transition: all .5s ease;
}
.about .about_box .about_left .about_btn a:hover {
  color: #fff;
  background-color: #d5931b;
}
.about .about_box .about_contenr {
  display: flex;
  align-items: center;
  height: 100%;
}
.about .about_box .about_contenr ul li img {
  display: block;
  margin: auto;
}
.about .about_box .about_contenr ul li span {
  display: block;
  text-align: center;
}
.about .about_box .about_right {
  padding: 0px 0;
}
.about .about_box .about_right img {
  max-width: 100%;
}
.news .news_box {
  margin: auto;
  max-width: 1200px;
}
.news .news_box .news_list li {
  display: flex;
  align-items: center;
  padding: 20px;
  cursor: pointer;
}
.news .news_box .news_list li:hover .news_left .img_ico .news_img {
  background-color: #d5931b;
}
.news .news_box .news_list li:hover .news_right a {
  color: #d5931b;
}
.news .news_box .news_list li .news_left {
  width: 10%;
}
.news .news_box .news_list li .news_left .img_ico {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.news .news_box .news_list li .news_left .img_ico .news_img {
  background-color: #3f3f3f;
  border-radius: 50%;
  display: inline-block;
  width: 100px;
  height: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 10px;
  transition: all .5s ease;
}
.news .news_box .news_list li .news_left .img_ico span {
  display: block;
  text-align: center;
}
.news .news_box .news_list li .news_contenr {
  width: 20%;
}
.news .news_box .news_list li .news_contenr .time {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.news .news_box .news_list li .news_contenr .time span {
  font-size: 30px;
  color: #333;
}
.news .news_box .news_list li .news_right {
  width: 70%;
}
.news .news_box .news_list li .news_right a {
  display: block;
  font-size: 25px;
  color: #333;
  font-weight: 600;
  margin-bottom: 10px;
  transition: all .5s ease;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}
.news .news_box .news_list li .news_right p {
  margin-bottom: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.footer {
  background-color: #d5931b;
  padding: 100px 0 0 0;
}
.footer .footer_box {
  max-width: 1400px;
  margin: auto;
}
.footer .footer_box .footer_list {
  display: flex;
}
.footer .footer_box .footer_list .footer_list_contact {
  width: 30%;
}
.footer .footer_box .footer_list .footer_list_contact ul li h4 {
  color: #fff;
  margin-bottom: 40px;
}
.footer .footer_box .footer_list .footer_list_contact ul li p {
  color: #fff;
}
.footer .footer_box .footer_list .footer_list_about {
  width: 15%;
}
.footer .footer_box .footer_list .footer_list_about ul li {
  text-align: center;
}
.footer .footer_box .footer_list .footer_list_about ul li h4 {
  color: #fff;
  margin-bottom: 40px;
}
.footer .footer_box .footer_list .footer_list_about ul li p {
  color: #fff;
}
.footer .footer_box .footer_list .footer_list_product {
  width: 15%;
}
.footer .footer_box .footer_list .footer_list_product ul li {
  text-align: center;
}
.footer .footer_box .footer_list .footer_list_product ul li h4 {
  color: #fff;
  margin-bottom: 40px;
}
.footer .footer_box .footer_list .footer_list_product ul li p {
  color: #fff;
}
.footer .footer_box .footer_list .footer_list_news {
  width: 15%;
}
.footer .footer_box .footer_list .footer_list_news ul li {
  text-align: center;
}
.footer .footer_box .footer_list .footer_list_news ul li h4 {
  color: #fff;
  margin-bottom: 40px;
}
.footer .footer_box .footer_list .footer_list_news ul li p {
  color: #fff;
}
.footer .footer_box .footer_list .footer_list_contant {
  width: 25%;
}
.footer .footer_box .footer_list .footer_list_contant ul li h4 {
  color: #fff;
  margin-bottom: 40px;
}
.footer .footer_box .footer_list .footer_list_contant ul li span {
  color: #fff;
}
.footer .footer_box .footer_list .footer_list_contant ul li:nth-child(2) {
  display: flex;
  justify-content: space-between;
}
.footer .footer_box .footer_list .footer_list_contant ul li:nth-child(2) .contant_text span {
  display: block;
}
.footer .footer_box .footer_list .footer_list_contant ul li:nth-child(2) .contant_img {
  width: 200px;
}
.footer .footer_box .footer_list .footer_list_contant ul li:nth-child(2) .contant_img img {
  width: 100%;
}
.copyright {
  background-color: #000000;
  padding: 15px 0;
}
.copyright .copyright_box {
  max-width: 1400px;
  margin: auto;
}
.copyright .copyright_box .copyright_list {
  text-align: center;
}
.copyright .copyright_box .copyright_list p {
  color: #fff;
  margin: 0;
}
@media only screen and (max-width: 991px) {
  .md_menu {
    position: fixed;
    left: 0;
    top: 90px;
    z-index: 11;
    width: 100%;
    height: 100%;
    background-color: #fff;
  }
  .md_menu ul {
    padding: 10px 15px 0 15px;
  }
  .md_menu ul li {
    text-align: center;
    line-height: 50px;
    border-bottom: 1px solid #f2f2f2;
  }
  .md_menu ul li a {
    display: block;
    font-size: 18px;
    color: #333;
    width: 100%;
  }
  .number .number_box .number_list {
    border-right: 2px solid #fff0;
  }
  .number .number_box .number_list .number_img {
    overflow: hidden;
  }
  .number .number_box .number_list .number_img img {
    display: block;
    margin: auto;
    transition: all .5s ease;
  }
  .number .number_box .number_list .number_text {
    text-align: center;
  }
  .number .number_box .number_list .number_text p {
    color: #fff;
    font-size: 18px;
  }
  .number .number_box .number_list .number_text p span {
    display: inline-block;
    color: #fff;
    font-size: 50px;
    transition: all .5s ease;
    font-weight: 600;
  }
  .about .about_box .about_left .about_btn {
    text-align: center;
  }
  .about .about_box .about_left .about_btn a {
    margin: 15px 0;
  }
  .news .news_box .news_list li {
    padding: 20px 0;
  }
  .news .news_box .news_list li .news_left {
    display: none;
  }
  .news .news_box .news_list li .news_contenr {
    width: 30%;
  }
  .news .news_box .news_list li .news_contenr .time span {
    font-size: 23px;
  }
  .news .news_box .news_list li .news_right a {
    font-size: 20px;
  }
}
@media only screen and (max-width: 576px) {
  .number .number_box .number_list {
    border-right: 2px solid #fff0;
  }
  .number .number_box .number_list .number_text p {
    font-size: 16px;
  }
  .number .number_box .number_list .number_text p span {
    display: inline-block;
    color: #fff;
    font-size: 25px;
    transition: all .5s ease;
    font-weight: 600;
  }
  .footer {
    padding: 25px 0 0 0;
  }
  .footer .footer_box .footer_list {
    flex-direction: column;
  }
  .footer .footer_box .footer_list .footer_list_contact {
    width: 100%;
  }
  .footer .footer_box .footer_list .footer_list_contact ul li h4 {
    text-align: center;
  }
  .footer .footer_box .footer_list .footer_list_contact ul li p {
    text-align: center;
  }
  .footer .footer_box .footer_list .footer_list_contant {
    width: 100%;
  }
  .footer .footer_box .footer_list .footer_list_contant ul {
    width: 100%;
  }
  .footer .footer_box .footer_list .footer_list_contant ul li {
    width: 100%;
  }
  .footer .footer_box .footer_list .footer_list_contant ul li h4 {
    display: none;
  }
  .footer .footer_box .footer_list .footer_list_contant ul li .contant_text {
    display: none;
  }
  .footer .footer_box .footer_list .footer_list_contant ul li .contant_text {
    display: none;
  }
  .footer .footer_box .footer_list .footer_list_contant ul li .contant_img {
    display: block;
    margin: 25px auto;
  }
}