body {
    overflow-x: hidden;
}
/* *********************************定宽布局********************************* */

.w {
  width: 100%;
  min-width: 1200px;
  margin: 0 auto;
  position: relative;
  background: #aaa;
}

.sw {
  width: 1200px;
  margin: 0 auto;
  background: #ccc;
}

/* *********************************通用flex布局********************************* */

/* flex容器样式，子元素横向排列，上下左右居中，子元素space-between */

.flex_row_sb {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* flex容器样式，子元素横向排列，上下左右居中，子元素space-around */

.flex_row_sa {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

/* flex容器样式，子元素纵向排列，上下左右居中，子元素space-between */

.flex_column_sb {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

/* flex容器样式，子元素纵向排列，上下左右居中，子元素space-around */

.flex_column_sa {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

/* ********************* 图片裁切（搭配flex系列样式食用更佳） ********************* */

/* 图片宽度铺满 */

.fimg {
  overflow: hidden;
}

.fimg>img {
  width: 100%;
}

/* 图片高度铺满 */

.fimg_d {
  overflow: hidden;
}

.fimg_d>img {
  height: 100%;
}

/* *********************************通用行数限制********************************* */

.text_of_1 {
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

.text_of_2 {
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  word-break: break-all;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}

.text_of_3 {
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 3;
  word-break: break-all;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}

.text_of_4 {
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 4;
  word-break: break-all;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}

.text_of_5 {
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 5;
  word-break: break-all;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}

/* 公共导航样式 */

.nav_wrp {
  background: #fff;
  height: 100px;
  display: flex;
  position: fixed;
  box-shadow: 0px 3px 10px #eee;
  z-index: 1000;
}

.nav_back {
  width: 100%;
  height: 100px;
  position: relative;
}

.nav_wrp .sw {
  background: #fefefe;
  height: 100%;
}

.nav_wrp .home_logo_wrp {
  /* background: #ccc; */
  width: 240px;
  height: 90%;
}

.nav_wrp .home_logo_wrp>img {
  width: 100%;
}

/* 导航列表 */

.nav_wrp .nav_list {
  width: 860px;
  height: 100%;
  font-size: 14px;
  color: #333;
}

.nav_wrp .nav_list>li {
  width: 9%;
  height: 100%;
  /* background: skyblue; */
  text-align: center;
  line-height: 100px;
  position: relative;
}

.nav_wrp .nav_list>li>a {
  display: block;
  width: 100%;
  height: 100%;
  font-size: 14px;
}

.nav_wrp .nav_list>li>a:hover {
  color: #c60023;
}

/* 二级导航 */

.nav_wrp .nav_list>li .nav_second_list {
  position: absolute;
  width: 140%;
  margin-left: -20%;
  height: auto;
  top: 100px;
  background: red;
  font-size: 14px;
  background: #444;
  max-height: 0px;
  transition: all 0.5s ease;
  overflow: hidden;
}

.nav_wrp .nav_list>li:hover .nav_second_list {
  max-height: 175px;
}

.nav_wrp .nav_list>li .nav_second_list>li {
  height: 35px;
}

.nav_wrp .nav_list>li .nav_second_list>li>a {
  display: block;
  height: 100%;
  line-height: 30px;
  color: #fff;
  transition: all 0.5s ease;
}

.nav_wrp .nav_list>li .nav_second_list>li>a:hover {
  background: #000;
}

@media (max-width: 768px) {
  .nav_wrp {
    display: none;
  }
  .nav_back {
    display: none;
  }
}

/* left_menu 移动样式调整 */

.left_menu .nav>li>.nav_second_list {
  display: none;
}

/* 首页导航样式调整 */

.nav_tooSmall_hide>ul>li {
  width: 70px;
  position: relative;
  cursor: pointer;
}

.nav_tooSmall_hide>ul>li .nav_second_list {
  position: absolute;
  width: 80px;
  height: auto;
  left: -3px;
  top: 45px;
  max-height: 0px;
  transition: all 0.5s ease;
  overflow: hidden;
}

.nav_tooSmall_hide>ul>li:hover .nav_second_list {
  max-height: 175px;
}

.nav_tooSmall_hide>ul>li .nav_second_list>li {
  width: 100%;
  margin-right: 0px;
  text-align: cen;
}

.nav_tooSmall_hide>ul>li .nav_second_list>li:hover>a {
  color: #888;
}

/* 响应式定宽布局 */

@media (min-width: 1200px) {
  .w_s {
    width: 100%;
    min-width: 1200px;
    margin: 0 auto;
    position: relative;
  }
  .sw_s {
    width: 1200px;
    margin: 0 auto;
  }
}

@media (max-width: 1200px) {
  .w_s {
    width: 100%;
    position: relative;
  }
  .sw_s {
    width: 100;
    margin: 0 auto;
  }
}

.item9 {
  background: url(../image/index_screen_06.png);
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: center;
}

/* 百度小程序特色 */

.bd_features {
  width: 860px;
  height: 210px;
  margin-top: 30px;
}

.item_9_cont>img {
  width: 550px;
  margin-top: 20px;
}

.bd_features .featrues_item {
  width: 190px;
  height: 100%;
  text-align: center;
}

.bd_features .featrues_item>span {
  font-size: 22px;
}

.bd_features .featrues_item>p {
  font-size: 15px;
  color: #555;
  line-height: 26px;
}

/* 百度小程序说明 */

.features_description {
  width: 590px;
  height: 350px;
  margin-left: 120px;
  margin-top: 60px;
}

.features_description>b {
  font-size: 34px;
  color: #3088ff;
}

.features_description>span {
  font-size: 22px;
}

.features_description>p {
  height: 170px;
  width: 100%;
  font-size: 16px;
  color: #333;
  line-height: 30px;
}

.features_description>a {
  width: 190px;
  height: 50px;
  border: 1px solid #333;
  border-radius: 8px;
  line-height: 48px;
  text-align: center;
  font-size: 16px;
  color: #333;
  text-decoration: none;
  transition: all 0.3s ease;
}

.features_description>a:hover {
  background: #3088ff;
  border: 1px solid #3088ff;
  color: #fff
}

/* 修正移动端导航样式 */

#nav_side_wrp>li>ul {
  max-height: 0px;
  overflow: hidden;
  transition: all 0.5s ease;
  background: #eee;
}

#nav_side_wrp>li:hover>ul {
  max-height: 230px;
}

/* 修改导航样式 */

.header .navbar button {
  font-size: 14px;
  padding: 6px 24px 6px !important;
}

.header .navbar button {
  font-size: 14px;
  padding: 6px 24px 6px !important;
}

@media (max-width: 992px) {
  .header .navbar button {
    font-size: 14px;
    padding: 6px 14px 6px !important;
  }
}

/* 修改底部联系我们样式 */

.contact-content {}

.home-content .form-control {
  font-size: 14px;
}

.home-content .col input {
  display: block;
  width: 100%;
  height: calc(1.5em + 14px);
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
  color: #616161;
  background-color: #ffffff;
  background-clip: padding-box;
  border: 1px solid #bdbdbd;
  border-radius: 0.25rem;
  -webkit-transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.home-content .btn-primary:hover {
  color: #ffffff;
  background-color: #0057ce;
  border-color: #0051c1;
}

.home-content .from-group label {
  font-size: 14px;
}

.home-content .home-title h3 {
  color: #757575;
  font-size: 20px;
}

.contact-form {
  background-color: #fff;
  border: none;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  padding: 48px !important;
}

.contact-form input {
  font-size: 14px;
  padding: 6px 16px !important;
}

.contact-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

textarea.form-control {
  height: auto;
}

/* @media (max-width: 540px) {
  .contact-form {
      box-shadow: $box-shadow-sm;
  }
} */

@media (max-width: 960px) {
  .p-3 {
    padding: 1rem !important;
  }
  .form-control {
    display: block;
    width: 100%;
    height: calc(1.5em + 0.75rem + 2px) !important;
    padding: 0.375rem 0.75rem !important;
    font-size: 0.875rem !important;
    font-weight: 400;
    line-height: 1.5;
    color: #616161;
    background-color: #ffffff;
    background-clip: padding-box;
    border: 1px solid #bdbdbd;
    border-radius: 0.25rem !important;
    -webkit-transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
  }
  .contact-form input {
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem !important;
  }
  textarea.form-control {
    height: auto !important;
  }
  /* 底部覆盖 */
  .footer {
    font-size: 14px;
    color: #616161;
    background-color: #212121;
    border-top: 1px solid #212121;
  }
  .footer a {
    color: #616161;
    -webkit-transition: all 0.36s ease;
    transition: all 0.36s ease;
  }
  .footer a:hover {
    color: #757575;
    text-decoration: none;
  }
  .footer ul li {
    margin-bottom: .75rem;
  }
  .footer-top {
    padding: 3rem 0;
  }
  .footer-bottom {
    padding: .75rem 0;
    font-size: 14px;
    border-top: 1px solid #424242;
  }
  .footer-title {
    position: relative;
    font-size: 1.09375rem;
    color: #9e9e9e;
    padding: .75rem 0;
    margin-bottom: .75rem;
  }
  .footer-collapse-btn {
    display: -webkit-box;
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    color: #616161 !important;
    font-size: 1.09375rem;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    visibility: hidden;
  }
  .footer-collapse-btn:hover, .footer-collapse-btn:active {
    text-decoration: none;
  }
  .footer-collapse-btn i {
    margin-left: auto;
  }
  /* 侧边浮动覆盖 */
  .shares {
    position: fixed;
    top: 50%;
    right: 10px;
    z-index: 99;
    min-height: auto;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  }
  @media (max-width: 768px) {
    .shares {
      top: 80%;
    }
  }
  .shares .share-item {
    color: #9e9e9e;
    width: 40px;
    height: 40px;
    border-bottom: 1px solid #eeeeee;
    border-left: 1px solid #eeeeee;
    border-right: 1px solid #eeeeee;
    display: -webkit-box;
    display: flex;
    -webkit-box-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    align-items: center;
    font-size: 16px;
    text-align: center;
    position: relative;
    -webkit-transition: all 0.36s ease;
    transition: all 0.36s ease;
    background-color: #fff;
  }
  .shares .share-item:nth-child(1) {
    border-top: 1px solid #eeeeee;
  }
  .shares .share-item:hover {
    color: #ffffff;
    background-color: #0067F4;
    border-color: #0067F4;
    text-decoration: none;
  }
  .share-phone-body h6, .share-weixin-body h6 {
    color: #424242;
  }
  .share-phone-body p, .share-weixin-body p {
    color: #757575;
    line-height: 18px;
    font-family: HELVETICANEUELTPRO-THEX;
    font-size: 16px;
    margin-bottom: 0;
  }
}

/* 底部覆盖 */

.footer {
  font-size: 14px;
  color: #616161;
  background-color: #212121;
  border-top: 1px solid #212121;
}

.footer a {
  color: #616161;
  -webkit-transition: all 0.36s ease;
  transition: all 0.36s ease;
}

.footer a:hover {
  color: #757575;
  text-decoration: none;
}

.footer ul li {
  margin-bottom: 12px;
}

.footer-top {
  padding: 48px 0;
}

.footer-bottom {
  padding: 12px 0;
  font-size: 14px;
  border-top: 1px solid #424242;
}

.footer-title {
  position: relative;
  font-size: 17.5px;
  color: #9e9e9e;
  padding: 12px 0;
  margin-bottom: 12px;
}

.footer-collapse-btn {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  color: #616161 !important;
  font-size: 17.5px;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  visibility: hidden;
}

.footer-collapse-btn:hover, .footer-collapse-btn:active {
  text-decoration: none;
}

.footer-collapse-btn i {
  margin-left: auto;
}

/* 侧边浮动覆盖 */

.shares {
  position: fixed;
  top: 50%;
  right: 10px;
  z-index: 99;
  min-height: auto;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.075);
}

@media (max-width: 768px) {
  .shares {
    top: 80%;
  }
}

.shares .share-item {
  color: #fff;
  background-color: rgba(0, 103, 244, 0.9);
  width: 45px;
  height: 45px;
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  align-items: center;
  font-size: 16px;
  text-align: center;
  position: relative;
  -webkit-transition: all 0.36s ease;
  transition: all 0.36s ease;
}

.shares .share-item:hover {
  color: #ffffff;
  background-color: #0067F4;
  border-color: #0067F4;
  text-decoration: none;
}

.share-phone-body h6, .share-weixin-body h6 {
  color: #424242;
}

.share-phone-body p, .share-weixin-body p {
  color: #757575;
  line-height: 18px;
  font-family: HELVETICANEUELTPRO-THEX;
  font-size: 16px;
  margin-bottom: 0;
}

.shares .share-phone-body h4{font-size: 14px !important;}