body {
  font-family: Arial, Helvetica, sans-serif;
  overflow-x: hidden;
}

p, h1, h2, h3, h4, h5, h6 {
  margin: 0;
}

ul {
  padding: 0;
  margin: 0;
  list-style: none;
}

a {
  text-decoration: none;
  cursor: pointer;
}

input:focus,button:focus,textarea:focus.select:focus {
  outline: none;
}


#index #mainlevel_00 .nav-link,
#product #mainlevel_01 .nav-link,
#case #mainlevel_02 .nav-link,
#news #mainlevel_03 .nav-link,
#about #mainlevel_04 .nav-link,
#contact #mainlevel_05 .nav-link {
  color: #151515;
  font-weight: 700;
  border-bottom: 4px solid #f9bb0b;
}

.top-nav .top-link-bg {
  background: #143177;
}
.top-nav .top-link-bg .top-link {
  justify-content: space-between;
  padding-top: 8px;
  padding-bottom: 8px;
  font-size: 14px;
  line-height: 20px;
}
.top-nav .top-link-bg .top-link .top-link-left a {
  color: #6e87c4;
}
.top-nav .top-link-bg .top-link .top-link-right {
  display: flex;
  align-items: center;
}
.top-nav .top-link-bg .top-link .top-link-right .kefu-link, .top-nav .top-link-bg .top-link .top-link-right .liuyan-link {
  color: #6e87c4;
  padding: 0 16px;
}
.top-nav .top-link-bg .top-link .top-link-right .kefu-link img, .top-nav .top-link-bg .top-link .top-link-right .liuyan-link img {
  margin-right: 5px;
}
.top-nav .top-link-bg .top-link .top-link-right .vr {
  border-right: 2px solid #6e87c4;
}
.top-nav .top-link-bg .top-link .top-link-right .language-select {
  position: relative;
  padding: 0px 16px;
}
.top-nav .top-link-bg .top-link .top-link-right .language-select span {
  color: #6e87c4;
}
.top-nav .top-link-bg .top-link .top-link-right .language-select span img {
  margin-right: 5px;
}
.top-nav .top-link-bg .top-link .top-link-right .language-select .language-list {
  display: none;
}
.top-nav .top-link-bg .top-link .top-link-right .language-select:hover .language-list {
  display: block;
  position: absolute;
  z-index: 10;
  right: 0;
  top: 20px;
  width: 88px;
  background: #143177;
  text-align: center;
  list-style: none;
  opacity: 0.8;
  padding: 5px 0;
}
.top-nav .top-link-bg .top-link .top-link-right .language-select:hover .language-list li {
  padding: 5px 0;
}
.top-nav .top-link-bg .top-link .top-link-right .language-select:hover .language-list li a {
  color: #fff;
}
.top-nav .navbar {
  padding: 0;
  position: relative;
}
.top-nav .navbar .header .navbar-brand {
  display: flex;
  align-items: center;
}
.top-nav .navbar .header .navbar-brand .logo {
  width: 100px;
  height: auto;
}
.top-nav .navbar .header .navbar-brand .hot-line .hot-line-text {
  color: #282626;
  line-height: 26px;
}
.top-nav .navbar .header {
  position: relative;
}
.top-nav .navbar .header #navbarNav {
  justify-content: flex-end;
}
.top-nav .navbar .header #navbarNav .navbar-nav {
  text-align: center;
  font-size: 20px;
}
.top-nav .navbar .header #navbarNav .navbar-nav .nav-item .nav-link {
  color: #151515;
  padding: 5px 0;
  border-bottom: 4px solid rgba(255,255,255,0);
}
.top-nav .navbar .header #navbarNav .navbar-nav .nav-item:hover .nav-link {
  color: #000;
  /* font-weight: 700; */
  border-bottom: 4px solid #f9bb0b;
}
.top-nav .nav-pro-down {
  position: absolute;
  width: 100%;
  left: 0px;
  background-color: rgba(24, 44, 90, .8);
  padding: 60px 0;
  z-index: 11;
  display: none;
}
.top-nav .nav-pro-down .nav-pro-list {
  display: flex;
  justify-content: space-between;
}
.top-nav .nav-pro-down .nav-pro-list li {
  width: 24%;
}
.top-nav .nav-pro-down .nav-pro-list li a {
  display: block;
  width: 100%;
}
.top-nav .nav-pro-down .nav-pro-list li a img {
  width: 100%;
  height: auto;
  display: block;
}
.top-nav .nav-pro-down .nav-pro-list li a p {
  text-align: center;
  color: #333;
  line-height: 40px;
  background: #f4f4f4;
}
.footer {
  background: #143177;
  padding: 15px 0;
}
.footer .footer-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.footer .copyright {
  text-align: center;
  font-size: 16px;
  color: #889bc9;
}
.footer .copyright a {
  text-align: center;
  font-size: 16px;
  color: #889bc9;
  padding: 15px 0;
  margin: 0 10px;
}
.footer .copyright a:last-child {
  margin: 0;
}
.footer .footer-link a{
  text-align: center;
  font-size: 16px;
  line-height: 24px;
  color: #889bc9;
  padding: 0 10px;
  border-right: #889bc9 solid 1px;
}
.footer .footer-link a:last-child {
  border-right: none;
}
.footer .footer-link a:first-child {
  padding-left: 0;
}
.side-lr {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}
.side-lr .side-lr-item {
  width: 190px;
  height: 53px;
  cursor: pointer;
  margin-bottom: 1px;
  position: relative;
  left: 136px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  transition: all 0.3s ease-in-out;
}
.side-lr .side-lr-item .img-box {
  background-color: #efeeef;
  border-radius: 5px;
  width: 54px;
  height: 53px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.side-lr .side-lr-item p {
  color: #1a3779;
  font-size: 16px;
  font-weight: bold;
  text-align: center;
  width: 136px;
  height: 53px;
  border-radius: 5px;
  background-color: #efeeef;
  display: flex;
  align-items: center;
  justify-content: center;
}
.side-lr .side-lr-item:hover {
  left: 0;
}
.side-lr .side-lr-item:hover .img-box {
  border-radius: 5px 0 0 5px;
  width: 44px;
}
.side-lr .side-lr-item:hover p {
  border-radius: 0 5px 5px 0;
  width: 146px;
  padding-right: 15px;
  font-size: 17px;
}
.side-lr .side-lr-item:nth-child(2):hover p {
  padding-right: 8px;
}
.side-lr .side-lr-item .img-box .side-lr-icon1 {
  display: block;
}
.side-lr .side-lr-item .img-box .side-lr-icon2 {
  display: none;
}
.side-lr .side-lr-item:hover .img-box .side-lr-icon1 {
  display: none;
}
.side-lr .side-lr-item:hover .img-box .side-lr-icon2 {
  display: block;
}
.side-lr .side-lr-item1 {
  background-color: #1a3779;
  width: 54px;
  height: 53px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  border-radius: 5px;
}
.form-section {
  padding: 45px 0;
  background: url(../images/product/liuyan_bg.jpg) no-repeat center center;
  background-size: cover;
}
.form-section .section-title {
  text-align: center;
  font-weight: bold;
  color: #1d1d1d;
}
.form-section .section-text {
  text-align: center;
  margin-top: 15px;
  line-height: 28px;
  font-size: 18px;
}
.form-section form {
  width: 100%;
  font-size: 18px;
  line-height: 34px;
  margin-top: 40px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.form-section form .form-item {
  width: 100%;
  position: relative;
  margin-bottom: 30px;
}
.form-section form .form-item .required {
  position: absolute;
  left: 10px;
  top: 14px;
  color: #ff0000;
  font-size: 20px;
}
.form-section form .form-left,.form-section form .form-right {
  width: 100%;
}
.form-section form .form-item input {
  width: 100%;
  height: 60px;
  border: solid 1px #d8d9d4;
  color: #1d1d1d;
  padding: 10px 20px;
}
.form-section form .form-right .imBox {
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.form-section form .form-right .imBox .imtypeBox {
  width: 30.5%;
}
.form-section form .form-right .imBox .imtypeBox select {
  width: 100%;
  height: 60px;
  border: solid 1px #d8d9d4;
  color: #1d1d1d;
  opacity: 0.8;
  padding: 10px 20px;
}
.form-section form .form-right .imBox .imvalueBox {
  width: 65.2%;
}
.form-section form .form-right .imBox .imvalueBox-1 {
  display: flex;
  justify-content: space-between;
}
.form-section form .form-right .imBox .imvalueBox-1 input {
  width: 47%;
}
.form-section form .form-right .imBox .imvalueBox-2 {
  display: none;
}
.form-section form .form-right .textBox {
  width: 100%;
}
.form-section form .form-right .textBox textarea {
  width: 100%;
  height: 240px;
  border: solid 1px #d8d9d4;
  color: #1d1d1d;
  padding: 10px 20px;
}
.form-section form .submit-box {
  width: 100%;
  display: flex;
  justify-content: center;
}
.form-section form .submit-box .btn-submit {
  background-color: #f9bb0b;
  color: #fff;
  border: none;
  border-radius: 25px;
  width: 100%;
  padding: 10px;
  font-size: 20px;
  line-height: 28px;
  background-size: 200% auto;
  transition: 0.8s;
  max-width: 333px;
}
.form-section form .submit-box .btn-submit:hover {
  background-image: linear-gradient(to right, #f9bb0b 0%, #f3d171 51%, #f9bb0b 100%);
  background-position: center right;
}
@media (max-width: 575px) {
  .top-nav .top-link-bg {
    display: none;
  }
  .top-nav .navbar .header .navbar-brand {
    padding: 15px 0 !important;
  }
  .top-nav .navbar .header .navbar-brand .hot-line {
    margin-left: 10px;
  }
  .top-nav .navbar .header .navbar-brand .hot-line .hot-line-text {
    font-size: 14px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav {
    text-align: center;
    font-size: 16px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav .nav-item {
    padding: 5px 0;
  }
  .form-section {
    padding: 30px 0;
  }
  .form-section form {
    font-size: 16px;
    line-height: 34px;
    margin-top: 30px;
  }
  .form-section form .form-item {
    margin-bottom: 20px;
  }
  .form-section .section-title {
    font-size: 24px;
  }
  .form-section form .form-right .textBox textarea {
    height: 150px;
  }
}
@media (min-width: 576px) {
  .top-nav .top-link-bg {
    display: none;
  }
  .top-nav .navbar .header .navbar-brand {
    padding: 18px 0;
  }
  .top-nav .navbar .header .navbar-brand .hot-line {
    margin-left: 10px;
  }
  .top-nav .navbar .header .navbar-brand .hot-line .hot-line-text {
    font-size: 14px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav {
    text-align: center;
    font-size: 16px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav .nav-item {
    padding: 5px 0;
  }
  .form-section .section-title {
    font-size: 30px;
  }
}
@media (max-width: 991px) {
  .top-nav .navbar .header #navbarNav {
    position: absolute;
    right: 0;
    width: 160px;
    top: 90px;
    padding: 10px;
    background: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    z-index: 11111111;
  }
  .top-nav .nav-pro-down{
    display: none !important;
  }
  .side-lr {
    display: none;
  }
}
@media (min-width: 992px) {
  .top-nav .top-link-bg {
    display: block;
  }
  .top-nav .top-link-bg .top-link {
    display: flex;
  }
  .top-nav .navbar {
    align-items: normal;
  }
  .top-nav .navbar .header #navbarNav {
    height: 100%;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav {
    height: 100%;
    font-size: 16px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav .nav-item {
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid #ececec;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav .nav-item .nav-link {
    display: block;
  }
  .top-nav .nav-pro-down {
    top: 133px;
  }
  .top-nav .navbar .header .navbar-brand {
    padding: 18px 0;
  }
  .top-nav .nav-pro-down .nav-pro-list li a p {
    font-size: 12px;
  }
}
@media (min-width: 1200px) { 
  .form-section form .form-left,.form-section form .form-right {
    width: 49%;
  }
  .form-section .section-title {
    font-size: 30px;
  }
}
@media (min-width: 1400px) {
  .top-nav .navbar .header .navbar-brand .hot-line {
    margin-left: 17px;
  }
  .top-nav .navbar .header .navbar-brand .hot-line .hot-line-text {
    font-size: 16px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav {
    font-size: 18px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav .nav-item {
    padding: 0 26px;
  }
  .top-nav .nav-pro-down .nav-pro-list li a p {
    font-size: 16px;
  }
  .form-section .section-title {
    font-size: 38px;
  }
}
@media (min-width: 1600px) {
  .container {
    max-width: 1440px;
    padding: 0 15px;
  }
  .top-nav .navbar .header #navbarNav .navbar-nav .nav-item {
    padding: 0 30px;
  }
  .form-section .section-title {
    font-size: 44px;
  }
  .form-section .section-text {
    font-size: 20px;
  }
}