.w {
  width: 1200px;
  margin: 0 auto;
}
.nav {
  position: fixed;
  z-index: 9;
  height: 60px;
  width: 100%;
}
.nav .bg {
  position: absolute;
  background: #000;
  opacity: 0.6;
  width: 100%;
  height: 100%;
}
.nav ul {
  position: relative;
  display: flex;
  width: 1200px;
  margin: 0 auto;
  line-height: 60px;
}
.nav ul li {
  margin: 0 20px;
  color: #fff;
  cursor: pointer;
}
.nav ul li:hover {
  color: #F6B963;
}
.nav .logo {
  position: absolute;
  z-index: 10;
  top: 18px;
  right: 20%;
  font-size: 18px;
  color: #FFF;
}
.swiper-slide {
  position: relative;
}
.swiper-slide h1 {
  position: absolute;
  font-size: 60px;
  color: #fff;
  top: 150px;
  left: 30%;
  font-weight: 700;
}
.swiper-slide p {
  position: absolute;
  font-size: 30px;
  color: #fff;
  top: 240px;
  left: 29.2%;
}
.background_yellow {
  height: 420px;
  background: url(../img/background_yellow.png) center no-repeat;
  background-size: 100%;
  position: relative;
}
.background_yellow .wow {
  position: absolute;
  color: #FFA500;
  font-size: 24px;
  text-align: center;
}
.background_yellow .yellow_one {
  top: 60px;
  left: 250px;
}
.background_yellow .yellow_two {
  top: 70px;
  right: 350px;
}
.background_yellow .yellow_three {
  bottom: 70px;
  left: 350px;
}
.background_yellow .yellow_four {
  bottom: 50px;
  right: 450px;
}
.company-profile {
  width: 919px;
  margin-bottom: 50px;
}
.company-profile .about-title,
.company-profile .about-english {
  text-align: center;
  color: #333333;
}
.company-profile .about-title {
  font-weight: 700;
  font-size: 28px;
}
.company-profile .about-english {
  font-size: 12px;
  margin-bottom: 30px;
}
.company-profile .about-content {
  line-height: 40px;
}
.core {
  height: 444px;
  background: #FF9000;
  padding-top: 70px;
}
.core .w .core-title {
  display: flex;
  justify-content: center;
  align-items: center;
}
.core .w .core-title .line {
  width: 153px;
  height: 1px;
  background: #fff;
  margin: 0 20px;
}
.core .w .core-title .title-content {
  font-weight: 700;
  font-size: 28px;
  color: #fff;
}
.core .w .core-content {
  margin-top: 70px;
  display: flex;
  color: #fff;
}
.core .w .core-content .core-item {
  text-align: center;
  width: 160px;
  margin: 0 20px;
}
.core .w .core-content .core-item h1 {
  font-size: 20px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 30px;
  margin: 15px 0 24px;
}
.core .w .core-content .core-item p {
  font-size: 16px;
  font-family: Adobe Heiti Std;
  font-weight: normal;
  color: #FFFFFF;
}
.hm-kol {
  margin-top: 70px;
}
.hm-kol .kol-title {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hm-kol .kol-title .line {
  width: 153px;
  height: 1px;
  margin: 0 20px;
  background: #333;
}
.hm-kol .kol-title .title-content {
  font-weight: 700;
  font-size: 28px;
}
.hm-kol .kol-content {
  display: flex;
  flex-wrap: wrap;
}
.hm-kol .kol-content .kol-item {
  width: 215px;
  height: 320px;
  margin: 20px 42px;
  text-align: center;
}
.hm-kol .kol-content .kol-item h1 {
  margin: 5px 0;
}
.hm-kol .kol-content .kol-item p {
  font-size: 14px;
}
.footer {
  height: 542px;
  background: url(../img/bottom.jpg) no-repeat top center;
  background-size: cover;
  position: relative;
}
.footer .bg {
  position: absolute;
  width: 100%;
  height: 100%;
  background: #777676;
  opacity: 0.5;
}
.footer .w {
  width: 1000px;
  position: relative;
}
.footer .w .form {
  position: absolute;
  top: 80px;
  color: #fff;
}
.footer .w .form .form-title {
  font-size: 32px;
  font-weight: 700;
}
.footer .w .form p {
  font-size: 20px;
  margin: 20px 0;
}
.footer .w .form input {
  display: block;
  margin: 20px 0;
  width: 300px;
  height: 42px;
  background: #FFFFFF;
  border-radius: 4px;
  padding: 0 10px;
}
.footer .w .form button {
  width: 90px;
  height: 30px;
  background: #F0AD4E;
  border-radius: 15px;
  outline: none;
  cursor: pointer;
}
.footer .w .xingtu {
  color: #fff;
  position: absolute;
  right: 30px;
  top: 100px;
  width: 400px;
}
.footer .w .xingtu p {
  position: absolute;
  font-weight: 700;
  font-size: 26px;
}
.footer .w .xingtu p:nth-child(1) {
  left: 30px;
}
.footer .w .xingtu p:nth-child(2) {
  right: 20px;
}
.footer .w .xingtu p:nth-child(3) {
  left: 130px;
  top: 50px;
  font-size: 32px;
}
.footer .w .xingtu p:nth-child(4) {
  left: 0px;
  top: 110px;
  font-size: 40px;
}
.footer .w .xingtu p:nth-child(5) {
  font-size: 20px;
  right: 70px;
  top: 130px;
}
.footer .w .xingtu p:nth-child(6) {
  left: 40px;
  top: 190px;
}
.footer .w .xingtu p:nth-child(7) {
  right: 30px;
  top: 185px;
  font-size: 30px;
}
.footer .w .xingtu p:nth-child(8) {
  left: 30px;
  top: 250px;
  font-size: 16px;
}
.footer .w .xingtu p:nth-child(9) {
  right: 40px;
  top: 250px;
  font-size: 16px;
}
.footer .w .xingtu p:nth-child(10) {
  right: 110px;
  top: 280px;
  font-size: 40px;
}
.copyright {
  height: 100px;
  line-height: 100px;
  text-align: center;
}
.sidebar {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  right: 0;
  z-index: 99;
}
.sidebar .background {
  opacity: 0.6;
  width: 50px;
  height: 220px;
  background: #000;
  border-radius: 10px 0px 0px 10px;
}
.sidebar ul {
  position: absolute;
  top: 10px;
  z-index: 10;
}
.sidebar ul li {
  width: 50px;
  height: 50px;
  text-align: center;
  line-height: 50px;
  font-size: 26px;
  color: #D2D3D2;
}
.sidebar ul li .box {
  box-sizing: border-box;
  width: 150px;
  height: 150px;
  position: absolute;
  top: 30px;
  left: -150px;
  border-radius: 10px 0px 0px 10px;
  transition: all 0.5s;
  font-size: 14px;
  line-height: 20px;
  padding-top: 40px;
  display: none;
  overflow: hidden;
}
.sidebar ul li .box .bg {
  position: absolute;
  background: #000;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  opacity: 0.6;
}
.sidebar ul li .box .up {
  width: 100%;
  height: 100%;
  position: absolute;
  z-index: 9;
}
.sidebar ul li .box a {
  width: 80px;
  display: block;
  background: #EFAC4E;
  color: #fff;
  padding: 5px 10px;
  border-radius: 5px;
  margin: 5px auto;
}
.sidebar ul li .box a:hover {
  background: #f0bd76;
}
.sidebar ul li .box img {
  width: 100px;
  height: 100px;
  transform: translateY(-15px);
}
.sidebar ul li:hover {
  color: #fff;
}
.sidebar ul li:hover .box {
  display: block;
}