a,
a:hover {
  text-decoration: none;
  color: #333;
}

img {
  display: block;
  width: 100%;
}

body {
  position: relative;
  /* font-size: 20px; */
  /* font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif; */
}

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

p {
  margin-bottom: 0;
}

h3 {
  color: #333;
  font-size: 1.2rem;
  text-align: center;
  height: 6rem;
  line-height: 6rem;
}

h5 {
  font-size: 1.2rem;
}



/* 板块标题 */

p.text {
  color: #666;
  margin-bottom: 40px;
  text-indent: 2em;
}

/* 首页 */


.part_box {
  padding-bottom: 20px;
  background-color: #fff;
}

.desc_box {
  background-image: url('../img/desc_back.jpg');
  background-repeat: no-repeat;
  background-size: 100% auto;
}


.home_banner_img {
  position: fixed;
  z-index: -1;
  left: 0;
  right: 0;
  top: 80px;
}

.bg-dark {
  background-color: #272727 !important;
}

.bg-light {
  background-color: #fff !important;
}

.navbar-light .navbar-nav .active>.nav-link {
  color: #00499D;
}

body {
  padding-top: 69px;
}

.nav_box {
  height: 80px;
}

.navbar {
  position: fixed;
  z-index: 99;
  left: 0;
  top: 0;
  width: 100%;
}

.lang_change {
  margin-right: 5%;
}

.lang_change .active {
  color: #00499D;
}

.foot_nav {
  border-bottom: 1px solid #666666;
  padding: 30px 20px;
  margin-bottom: 30px;
}

.foot_ad {
  padding: 0 20px;
  padding-right: 10%;
}

@media (min-width: 1200px) {
  .part_box {
    padding-bottom: 50px;
  }

  h3 {
    color: #333;
    font-size: 1.8rem;
    text-align: center;
    height: 9rem;
    line-height: 9rem;
  }

  h5 {
    font-size: 1.5rem;
  }

  .navbar .navbar-brand {
    margin-left: 5%;
  }

  .navbar .collapse {
    margin-left: 40%;
  }

  .nav-item {
    padding-right: 40px;
  }
}


/* 关于我们 */
.banner_box_about {
  position: relative;
  height: 15rem;
  background-size: auto 100%;
  background-repeat: no-repeat;
  background-position: center;
}


.about_text {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
}

.about_text p {
  padding: 10px;
  background-color: rgba(255, 255, 255, 0.8);
  color: #000;
  font-size: 0.7rem;
  line-height: 1rem;
  text-indent: 2em;
}

@media (min-width: 1200px) {
  .banner_box_about {
    height: 26rem;
    background-size: 100% auto;
  }
  .about_text p {
    padding: 40px;
    background-color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    line-height: 2rem;
  }
}

/* 了解更多 */
.more_btn {
  padding: 0.5rem 4.5rem;
  background-color: #00499D;
  color: #fff;
  border-radius: 4rem;
  display: inline-block;
  margin-top: 3rem;
}

/* 发展历程 */
.dev_item .year {
  background-color: #00499D;
  color: #fff;
  border-radius: 30px;
  padding: 6px 20px;
  position: relative;
}

.dev_item .line_dot {
  width: 20px;
  height: 1px;
  background-color: #ccc;
  position: relative;
}

.dev_item .line_dot:after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 6px;
  background-color: #00499D;
  position: absolute;
  left: 18px;
  top: -2px;
}

.dev_item .img_box {
  padding: 20px;
  border-left: 1px solid #ccc;
}

.dev_item .desc {
  font-size: 0.8rem;
}

.dev_item .desc h5 {
  color: #00499D;
  font-weight: normal;
  font-size: 1.1rem;
}

@media (min-width: 1200px) {
  .dev_item .year {
    padding: 10px 50px;
  }
  .dev_item .line_dot {
    width: 70px;
    height: 2px;
  }
  .dev_item .line_dot:after {
    width: 12px;
    height: 12px;
    left: 64px;
    top: -6px;
  }
  .dev_item .img_box {
    padding: 40px;
    border-left: 2px solid #ccc;
  }
  .dev_item .desc {
    font-size: 1.2rem;
  }
  .dev_item .desc h5 {
    font-size: 1.5rem;
  }
}

/* 服务地区 */
.addr_item {
  padding: 0 10px;
}

.addr_item p {
  text-indent: 0;
  line-height: 40px;
  margin: 0;
  color: #333;
}

.addr_item h5 {
  margin-top: 30px;
  margin-bottom: 10px;
}



/* 产品中心 */
.classifi_box {
  background-color: #f6f6f6;
  padding: 25px 0;
}

.item_out {
  padding: 10px;
  width: 33%;
}

.class_item {
  background-color: #fff;
  border-radius: 10px;
  text-align: center;
  padding: 20px;
}

/* 更多服务 */

.more_out {
  width: 100%;
  padding: 10px;
}

.more_item {
  position: relative;
}

.more_item .text_box {
  position: absolute;
  bottom: 0;
  left: 0;
  color: #fff;
  padding: 20px;
}

@media (min-width: 1200px) {
  .classifi_box {
    padding: 65px 0;
  }
  .item_out {
    width: 20%;
  }

  .more_out {
    width: 50%;
  }
  
  
}

/* 好物推荐 系列机型海报 */
.poster_item {
  position: relative;
  margin-bottom: 4px;
  min-height: 10rem;
}

.poster_text {
  position: absolute;
  top: 15%;
  left: 58%;
  width: 41%;
  color: #00499D;
}

.poster_text.white {
  color: #fff;
}

.poster_text h5 {
  font-size: 1rem;
}

.poster_text p {
  font-size: 0.8rem;
  font-weight: bold;
}

.poster_text .btn {
  background-color: #00499D;
  color: #fff;
  font-size: 0.5rem;
  border-radius: 30px;
  padding: 4px 20px;
}

.poster_text.white .btn {
  background-color: #fff;
  color: #333;
}


@media (min-width: 1200px) {
  .poster_item {
    min-height: 20rem;
  }

  .poster_text {
    top: 22%;
  }

  .poster_text h5 {
    font-size: 2.3rem;
    margin-bottom: 10px;
  }

  .poster_text p {
    font-size: 2.1rem;
    margin-bottom: 40px;
  }

  .poster_text .btn {
    font-size: 1rem;
    border-radius: 30px;
    padding: 10px 60px;
  }
}


/* 解决方案 */
.solution_text {
  padding: 0 10%;
}

.container2 {
  padding: 0 5%;
}

.solu_item {
  width: 20%;
  position: relative;
}

.solu_item::after {
  content: '';
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 0;
  background-color: rgba(0, 73, 157, 0.8);
  z-index: 1;
  transition: height 0.5s ease;
}

.solu_item:hover::after {
  height: 100%;
}

.solu_flo {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 9;
}

.icon_box {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.6);
  margin: 0 auto;
  margin-top: 30%;
}

.solu_item:hover .icon_box {
  background-color: #fff;
}

.icon_box img {
  width: 100%;
}

.solu_name {
  color: #fff;
  text-align: center;
  font-size: 0.5rem;
  padding: 0.5rem 0;
}

.btn_list {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  /* height: 60px; */
}

/* 应用案例 */
.ap_item {
  width: 33%;
  margin-right: 0.3%;
  margin-bottom: 0.3%;
}

@media (min-width: 1200px) {
  .icon_box {
    width: 7.5rem;
    height: 7.5rem;

  }

  .solu_name {
    font-size: 2rem;
    padding: 1.2rem 0;
  }

}

/* 产品中心-分类查询 */
.cate_part {
  padding: 50px 0;
}

.submenu {
  display: none;
}
#menu {
  padding: 10px 30px;
}
#menu li {
  padding: 10px 0;
}

#menu .submenu li {
  padding: 10px;
}

#menu .submenu li:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.pro_out {
  width: 50%;
  padding: 10px;
}
.product_item {
  background-color: #f6f6f6;
  /* margin-right: 10px; */
  /* margin-bottom: 10px; */
  padding: 2rem;
}

.product_item img {
  margin-bottom: 1.5rem;
  max-width: 15rem;
}
@media (min-width: 1200px) {
  .pro_out {
    width: 33%;
  }
}

/* 产品详情页 */

.product_banner {
  position: relative;
  margin-bottom: 3rem;
}
.banner_text {
  position: absolute;
  left: 12%;
  right: 40%;
  top: 20%;
}

.banner_text p {
  color: #00499D;
  font-size: 1rem;
  margin-bottom: 6px;
}

.banner_text .btn_text {
  display: inline-block;
  margin-top: 10px;
  background-color: #00499D;
  color: #fff;
  padding: 6px 16px;
  border-radius: 10px;
  font-size: 0.6rem;
}

@media (min-width: 1200px) {
  .banner_text p {
    font-size: 1.8rem;
    margin-bottom: 10px;
  }
  
  .banner_text .btn_text {
    margin-top: 30px;
    font-size: 1.2rem;
  }
}

#deviceInfo {
  margin-top: 3.125rem;
}
.cont1 .p_row {
  max-width: 100%;
  background-color: #fff;
}

.cont1 .p_row:nth-child(even) {
  background-color: rgba(0, 73, 157, 0.1);
}
.cont1 .p_cell {
  box-sizing: content-box;
  max-width: 20rem;
  padding: 10px;
}

.cont1 .p_cell:nth-child(2) {
  text-align: right;
}

.tab_btn {
  border-bottom: 1px solid #e4e4e4;
  border-left: 1px solid #e4e4e4;
}

.tab_btn a {
  padding: 4px 20px;
  margin: 0;
  border-top: 1px solid #e4e4e4;
  border-right: 1px solid #e4e4e4;
}

.tab_btn a.active {
  background-color: #f8f8f8;
}

.tab_con {
  min-height: 20vh;
  background-color: #f8f8f8;
  padding: 1.25rem;
}

.tab_con .cont2,
.tab_con .cont3 {
  display: none;
}

/* 适用设备 */
.apply_item {
  width: 50%;
  padding: 10px;
}
@media (min-width: 1200px) {
  .cont1 .p_row {
    max-width: 70%;
  }
  .apply_item {
    width: 25%;
  }
}



/* 询价表单 */
.model_box {
  display: none;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 107;
  width: 100vw;
  height: 100vh;
}

.model_box .cover_box {
  position: absolute;
  z-index: 108;
  background-color: rgba(0, 0, 0, 0.1);
  width: 100%;
  height: 100%;
}

.model_box .form_content {
  padding: 30px;
  height: 100vh;
  width: 80%;
  position: absolute;
  z-index: 109;
  top: 0;
  right: 0;
  background-color: #fff;
}

.form_content h4 {
  margin: 20px 0;
}

.form_content p {
  margin-bottom: 50px;
}

.input_item {
  border: none;
  display: block;
  width: 100%;
  padding: 10px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.input_item:focus {
  outline: none;
}

.submit_btn {
  cursor: pointer;
  text-align: center;
  background-color: #00499D;
  color: #fff;
  width: 100%;
  border-radius: 50px;
  padding: 8px 0;
  margin-top: 100px;
  border: none;
}

.number_error {
  color: #f00;
  font-size: 0.8rem;
  padding-left: 10px;
  display: none;
}

.close_btn {
  font-size: 1.5rem;
  position: absolute;
  right: 20px;
  top: 20px;
}

@media (min-width: 1200px) {
  .model_box .form_content {
    width: 30%;
  }
}

/* 生产中心 */
.video_box {
  margin-top: 40px;
}
/* 生产中心-全自动轮播 */
.auto_box {
  background-color: #B7B7B7;
  padding: 50px 20px;
}

.auto_box .carousel {
  width: 100%;
  overflow: hidden;
}

.auto_video_box {
  padding-bottom: 30px;
}

/* 全自动轮播文本 */
.auto_text {
  color: #fff;
  padding: 20px;
  width: 100%;
}

.auto_text .line {
  width: 60px;
  height: 2px;
  background-color: #fff;
  margin: 30px 0;
}

@media (min-width: 1200px) {
  .auto_video_box {
    padding: 40px;
  }
  .auto_box .carousel {
    width: 60%;
    overflow: hidden;
  }
  .auto_text {
    color: #fff;
    padding: 20px;
    width: 40%;
  }
}



/* 生产中心 -数字化轮播板块 */
.digital_box {
  padding-top: 40px;
  padding-bottom: 20px;
  background-color: #85888D;
}


.digital_nav_list {
  border-bottom: 1px solid #ddd;
}

.digital_nav_list span {
  cursor: pointer;
  color: #fff;
  font-size: 1rem;
  display: inline-block;
  padding: 20px 40px;
  border-bottom: 3px solid transparent;
}

.digital_nav_list span.active {
  border-bottom: 3px solid #fff;
}

.digital_nav_list span:first-of-type {
  padding-left: 0;
}

.digital_nav_list span:last-of-type {
  padding-right: 0;
}

@media (min-width: 1200px) {
  .digital_nav_list span {
    font-size: 1.4rem;
  }
}

.digital_item {
  padding: 10px;
  position: relative;
}

.digital_item .img_box {
  width: 100%;
}
@media (min-width: 1200px) {
  .digital_item {
    padding: 50px;
    position: relative;
  }
  .digital_item .img_box {
    width: 70%;
    margin-right: 30px;
  }
}

.digital_item .img_box img {
  width: 100%;
}

.digital_text {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  max-height: 100%;
  z-index: 2;
  color: #fff;
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.5);
}

.digital_text h4 {
  display: none;
}
.digital_text .line {
  width: 60px;
  height: 2px;
  background-color: #fff;
  margin: 30px 0;
}


@media (min-width: 1200px) {
  .digital_text {
    position: relative;
    color: #fff;
    padding: 20px;
    background-color: transparent;
  }
  .digital_text .chart_box {
    margin-top: 20px;
  }
}

/* 生产中心 轮播图文本 */
.banner_box {
  position: relative;
}

.factory_text_box {
  position: absolute;
  top: 31%;
  left: 10%;
  /* z-index: 6; */
}

.factory_text_box p {
  color: #fff;
  font-size: 2rem;
}

.factory_text_box p:last-of-type {
  padding-left: 8rem;
}


/* 回到顶部 */
.back_top {
  display: none;
  position: fixed;
  bottom: 50px;
  right: 50px;
  z-index: 99;
  background-color: rgba(0, 0, 0, 0.4);
  width: 60px;
  height: 60px;
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  line-height: 60px;
}

.back_top i {
  color: #fff;
  font-size: 30px;
}