* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Arial;
}
.mask {
  position: fixed;
  background-color: rgba(0, 0, 0, 0.6);
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1001;
  width: 100%;
  display: none;
}
.w1200 {
  width: 1200px;
  /* min-width: 1200px; */
  height: 100%;
  margin: 0 auto;
  position: relative;
}
header {
  width: 100%;
  position: fixed;
  top: 0;
  z-index: 9999999;
  background-color: #000;
}
header .header {
  display: flex;
  align-items: center;
  height: 90px;
  padding: 0 0px;
  justify-content: space-between;
  background-color: #000;
}
header .header .logo {
  display: flex;
}
header .header .logo img {
  width: 100%;
  max-width: 200px;
}
header .header .nav {
  display: flex;
  align-items: center;
  height: 100%;
}
header .header .nav .nav-list {
  display: flex;
  align-items: center;
  height: 100%;
}
header .header .nav .nav-list li {
  height: 100%;
}
header .header .nav .nav-list li > a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 400;
  font-size: 20px;
  padding: 0 40px;
  height: 100%;
}
header .header .nav .nav-list li .active::after {
  content: '';
  display: block;
  width: 15px;
  height: 4px;
  background-color: #fff;
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
}
header .header .nav .nav-list li:hover .nav2 {
  display: flex;
}
header .header .nav .nav-list li .nav2 {
  position: absolute;
  top: 80px;
  z-index: 1000;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.88);
  display: none;
  align-items: center;
  width: 100vw;
}
header .header .nav .nav-list li .nav2 a {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 400;
  font-size: 18px;
  color: #fff;
  height: 60px;
  padding: 0 40px;
}
header .header .nav .nav-list li .nav2 a:hover {
  background-color: rgba(255, 255, 255, 0.9);
}
header .header .nav-right {
  display: flex;
  align-items: center;
}
header .header .nav-right .contact-list {
  display: flex;
  align-items: center;
}
header .header .nav-right .contact-list .list-item {
  display: flex;
  align-items: center;
  margin-left: 50px;
}
header .header .nav-right .contact-list .list-item img {
  width: 25px;
  margin-right: 10px;
}
header .header .nav-right .contact-list .list-item span {
  font-size: 18px;
  color: #fff;
}
header .mobile-header {
  display: none;
}
.section-banner {
  position: relative;
  width: 100%;
}
.section-banner img {
  width: 100%;
}
.section-banner .banner-text {
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 1200px;
}
.section-banner .banner-text .text-content {
  position: relative;
  font-weight: bold;
  font-size: 56px;
  color: #FFFFFF;
  line-height: 60px;
  text-align: center;
  padding: 20px 0;
  margin-bottom: 70px;
}
.section-banner .banner-text .text-content::after {
  content: '';
  display: block;
  width: 72px;
  height: 7px;
  background-color: #fff;
  position: absolute;
  bottom: 0px;
  left: 50%;
  transform: translateX(-50%);
}
.section-banner .banner-text .text-link {
  display: flex;
  align-items: center;
  justify-content: center;
}
.section-banner .banner-text .text-link a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 134px;
  height: 41px;
  border-radius: 21px 21px 21px 21px;
  border: 1px solid #FFFFFF;
  font-weight: 400;
  font-size: 20px;
  color: #FFFFFF;
  margin: 0 10px;
}
.section-title {
  position: relative;
  text-align: center;
  margin-bottom: 80px;
  font-weight: bold;
  font-size: 36px;
  color: #fff;
}
.section-title::after {
  content: '';
  display: block;
  width: 50px;
  height: 9px;
  background-color: #fff;
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
}
.section-content {
  font-weight: 400;
  font-size: 18px;
  color: #4A4A4A;
}
footer {
  padding: 40px 0px 20px;
  width: 100%;
  background-color: #161616;
}
footer .footer .copyright {
  font-size: 16px;
  color: #7E7E7E;
  text-align: center;
  line-height: 40px;
}
.online-message {
  padding: 15px 0;
}
.online-message #form {
  display: flex;
}
.online-message #form .form-table {
  flex: 1;
}
.online-message #form .form-table .form-right {
  flex: 1;
}
.online-message #form .form-table .form-right .imglist {
  display: flex;
  justify-content: center;
  align-items: center;
}
.online-message #form .form-table .form-right .imglist img {
  width: 20%;
  margin: 5%;
}
.online-message #form .form-table .form-right .imglist .address {
  text-align: center;
}
.online-message .form-item {
  display: flex;
  margin-bottom: 15px;
}
.online-message .form-item .input-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-right: 35px;
}
.online-message .form-item .input-item label {
  font-size: 18px;
  font-weight: 500;
  color: #313131;
  margin-bottom: 10px;
}
.online-message .form-item .input-item input {
  border: 1px solid #707070;
  outline: none;
  height: 50px;
  padding-left: 15px;
  background-color: transparent;
  color: #FFFFFF;
}
.online-message .form-item .input-item textarea {
  background-color: transparent;
  border: 1px solid #707070;
  outline: none;
  padding: 15px;
  color: #FFFFFF;
}
.online-message .form-item .input-item button {
  width: 150px;
  height: 50px;
  background-color: #FC9E0F;
  border-radius: 14px 14px 14px 14px;
  color: #FFFFFF;
  line-height: 50px;
  margin: 0 auto;
  outline: none;
  border: none;
  font-size: 18px;
  font-weight: 400;
}
.online-message .form-item .input-item:nth-child(3n) {
  margin-right: 0;
}
.online-message .form-item .input-item:last-child {
  margin-right: 0;
}
@media (max-width: 990px) {
  .w1200 {
    width: 100%;
  }
  header {
    width: 100%;
  }
  header .header {
    display: flex;
    align-items: center;
    height: 80px;
    width: 100%;
    justify-content: center;
    background-color: #000;
  }
  header .header .logo {
    display: flex;
  }
  header .header .logo img {
    width: 100%;
  }
  header .header .nav {
    display: none;
  }
  header .header .nav-right {
    display: none;
  }
  .section-banner {
    position: relative;
    width: 100%;
  }
  .section-banner img {
    width: 100%;
    min-height: 150px;
    object-fit: cover;
  }
  .section-banner .banner-text {
    width: 100%;
  }
  .section-banner .banner-text .text-content {
    position: relative;
    font-weight: bold;
    font-size: 26px;
    line-height: 20px;
    width: 100%;
    padding: 20px 0;
    margin-bottom: 20px;
  }
  .section-banner .banner-text .text-content::after {
    content: '';
    display: block;
    width: 32px;
    height: 3px;
    background-color: #fff;
    position: absolute;
    bottom: 0px;
    left: 50%;
    transform: translateX(-50%);
  }
  .section-banner .banner-text .text-link {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .section-banner .banner-text .text-link a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 90;
    height: 41px;
    border-radius: 21px 21px 21px 21px;
    border: 1px solid #FFFFFF;
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
    margin: 0 10px;
  }
  .section-title {
    position: relative;
    text-align: center;
    margin-bottom: 80px;
    font-weight: bold;
    font-size: 28px;
    color: #fff;
    line-height: 38px;
  }
  .section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 6px;
    background-color: #fff;
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
  }
  .section-content {
    font-weight: 400;
    font-size: 16px;
    color: #4A4A4A;
  }
  footer {
    padding-bottom: 100px;
  }
  .online-message #form {
    display: flex;
    flex-direction: column;
  }
  .online-message #form .form-table {
    flex: 1;
  }
  .online-message #form .form-right {
    flex: 1;
  }
  .online-message #form .form-right .imglist {
    display: flex;
  }
  .online-message #form .form-right .imglist img {
    width: 40%;
  }
  .online-message .form-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
  }
  .online-message .form-item .input-item {
    display: flex;
    flex-direction: column;
    margin-right: 0px;
    margin-bottom: 10px;
  }
}