.nav {
  background-color: #07225b;
  height: 100%;
}

.nav .cons {
  width: 1200px;
  margin: 0 auto;
}

.nav .cons > ul {
  height: 100%;
  line-height: 40px;
  font-size: 16px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  position: relative;
  z-index: 100;
}

.nav .cons > ul > li {
  height: 100%;
  position: relative;
  z-index: 0;
  cursor: pointer;
  padding: 0 49px;
}

.nav .cons > ul > li.indu {
  padding: 0 2.35em 0 1.6em;
  position: static;
}

.nav .cons > ul > li.serv {
  position: static;
}

.nav .cons > ul > li > a,
.nav .con > ul > li > span {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  color: #fefefe;
}

.nav .cons > ul > li .pics {
  display: inline-block;
  margin-right: 2.4em;
}

.nav .cons > ul > li .pics img {
  display: block;
  width: 1.18em;
  height: 1.18em;
}

.nav .cons > ul > li .pics img:nth-child(1) {
}

.nav .cons > ul > li .pics img:nth-child(2) {
  display: block;
}

.nav .cons > ul > li.hover .pics img:nth-child(1) {
  display: block;
}

.nav .cons > ul > li.hover .pics img:nth-child(2) {
  display: block;
}

.nav .cons > ul > li .arrow {
  display: inline-block;
  width: 1em;
  height: 0.5em;
  object-fit: contain;
  background: url(../images/arrow_2.png) center center no-repeat;
  margin-left: 0.8em;
}

.nav .cons > ul > li.indu .arrow {
  margin-left: 2.5em;
}

.nav .cons > ul > li.hover {
  background-color: #017ff3;
}

.nav .cons > ul > li.hover > a,
.nav .cons > ul > li.hover > span {
  color: #fff;
}

.nav .cons > ul > li.active .arrow {
  background-image: url(../images/arrow_2.png);
}

.nav .cons > ul > li.active {
  background-color: #017ff3;
}

.nav .cons > ul > li.active > a,
.nav .cons > ul > li.active > span {
  color: #fff;
}

.nav .cons > ul > li.active .arrow {
  background-image: url(../images/arrow_2.png);
}

.nav .sub_nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  text-align: center;
  background: rgba(255, 255, 255);
  -moz-box-shadow: 0 10px 10px rgba(0, 0, 0, 0.08);
  -webkit-box-shadow: 0 10px 10px rgba(0, 0, 0, 0.08);
  box-shadow: 0 10px 10px rgba(0, 0, 0, 0.08);
  background-color: #f8f8f8;
}

.nav .sub_nav_indu {
  background: transparent;
}

.nav .sub_nav_serv {
  background: transparent;
}

.nav .sub_nav > ul > li {
  line-height: 3em;
  height: 3em;
  overflow: hidden;
  border-top: 1px solid #eee;
}

.nav .sub_nav > ul > li a {
  color: #333;
  padding: 0 0.5em;
  display: block;
  position: relative;
  z-index: 0;
}

.nav .sub_nav > ul > li a:hover {
  font-weight: bold;
  color: #1f2c5c;
}

.sub_indu {
  border-top: 1px solid #1f2c5c;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
}

.sub_indu .conL {
  background-color: rgba(0, 0, 0, 0.4);
  width: 15em;
}

.sub_indu .conL ul {
  font-size: 15px;
}

.sub_indu .conL li {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  line-height: 50px;
  height: 50px;
  cursor: pointer;
  color: #fff;
  text-align: left;
  overflow: hidden;
  border-bottom: 1px solid #b0b5b9;
  cursor: pointer;
  padding: 0 19.7% 0 7.6%;
}

.sub_indu .conL li .picI {
  width: 1.5em;
  height: 1.5em;
  background-color: #fff;
  overflow: hidden;
  -moz-border-radius: 50%;
  -webkit-border-radius: 50%;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.sub_indu .conL li .picI img {
  display: flex;
  object-fit: contain;
}

.sub_indu .conL li .name {
  margin-left: 1.5em;
  display: block;
  width: 6.5em;
  height: 50px;
  overflow: hidden;
}

.sub_indu .conL li .arrowI {
  margin-left: 0.6em;
  width: 1em;
  height: 1em;
  display: block;
  background: url(../images/arrow_3.png) center center no-repeat;
  background-size: contain;
}

.sub_indu .conL li:last-child {
  border-bottom: 0;
}

.sub_indu .conR {
  background-color: rgba(255, 255, 255, 0.93);
  flex: 1;
  position: relative;
  z-index: 0;
}

.sub_indu .conL li:hover {
  color: #ccc;
}

.sub_indu .conR .conC {
  display: none;
  height: 100%;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
}

.sub_indu .conR .conC:first-child {
  display: flex;
}

.sub_indu .conR .list {
  flex: 1;
  overflow-y: auto;
  max-height: 410px;
  overflow-x: hidden;
  text-align: left;
  padding: 0 7.4% 0 5.1%;
}

.sub_indu .conR .list dl:first-child {
  margin-top: 0.4em;
}

.sub_indu .conR .list dl {
  margin: 0;
  padding: 1.2em 0 0.4em;
  border-bottom: 1px solid #c9c9c9;
}

.sub_indu .conR .list dt {
  margin: 0;
  padding: 0;
  line-height: 1.5;
}

.sub_indu .conR .list dt a {
  color: #1f2c5c;
  font-weight: bold;
  text-decoration: none;
}

.sub_indu .conR .list dt a:hover {
  text-decoration: underline;
}

.sub_indu .conR .list dd {
  margin: 0;
  padding: 0;
  font-size: 14px;
  line-height: 1.8;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: wrap;
}

.sub_indu .conR .list dd .item {
  width: 14.66%;
  margin-right: 2%;
  white-space: nowrap;
  /* 防止文本换行 */
  overflow: hidden;
  /* 隐藏溢出的内容 */
  text-overflow: ellipsis;
  /* 溢出内容显示为省略号 */
}

.sub_indu .conR .list dd a {
  color: #646464;
}

.sub_indu .conR .list dd a:hover {
  color: #1f2c5c;
}

.sub_indu .conR .listPic {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: flex-start;
  margin-top: 20px;
  margin-bottom: 20px;
  padding: 0 7.4% 0 5.1%;
}

.sub_indu .conR .listPic a {
  cursor: pointer;
  display: block;
  width: 22.4%;
  margin-right: 3%;
  position: relative;
  z-index: 0;
  padding-top: 16%;
  overflow: hidden;
}

.sub_indu .conR .listPic a span {
  position: absolute;
  z-index: 1;
  left: 0;
  top: 0;
  color: #fff;
  background-color: #202c5c;
  font-size: 12px;
  line-height: 2.5;
  width: 85%;
  -moz-border-bottom-right-radius: 2.5em;
  -webkit-border-bottom-right-radius: 2.5em;
  border-bottom-right-radius: 2.5em;
}

.sub_indu .conR .listPic a:last-of-type {
  margin-right: 0;
}

.sub_indu .conR .listPic a img {
  position: absolute;
  z-index: 0;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sub_serv {
  border-top: 1px solid #1f2c5c;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  -moz-box-shadow: 0 0.5em 0.5em rgba(0, 0, 0, 0.1);
  -webkit-box-shadow: 0 0.5em 0.5em rgba(0, 0, 0, 0.1);
  box-shadow: 0 0.5em 0.5em rgba(0, 0, 0, 0.1);
  height: 660px;
}

.sub_serv .conL {
  width: 15em;
}

.sub_serv .conL ul {
  font-size: 15px;
}

.sub_serv .conL li {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  line-height: 52px;
  height: 52px;
  cursor: pointer;
  color: #212a61;
  text-align: left;
  overflow: hidden;
  cursor: pointer;
  padding: 0 19.7% 0 7.6%;
}

.sub_serv .conL li .picI {
  width: 2.1em;
  height: 2.1em;
  background-color: #fff;
  overflow: hidden;
  -moz-border-radius: 50%;
  -webkit-border-radius: 50%;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.sub_serv .conL li .picI img {
  display: flex;
  width: 1.2em;
  height: 1.2em;
  object-fit: contain;
}

.sub_serv .conL li .name {
  margin-left: 2em;
  display: block;
  width: 6.5em;
  height: 52px;
  overflow: hidden;
  font-size: 16px;
}

.sub_serv .conL li:hover .name {
  margin-left: 2em;
  display: block;
  width: 6.5em;
  height: 52px;
  overflow: hidden;
  color: #000000;
  font-weight: bold;
}

.sub_serv .conL li .arrowI {
  margin-left: 0.6em;
  width: 1em;
  height: 1em;
  display: block;
  background: url(../images/arrow_4.png) center center no-repeat;
  background-size: contain;
}

.sub_serv .conL li:last-child {
  border-bottom: 0;
}

.sub_serv .conR {
  background-color: rgba(255, 255, 255, 0.93);
  flex: 1;
  position: relative;
  z-index: 0;
  -moz-box-shadow: -0.2em 0 0.2em rgba(0, 0, 0, 0.06);
  -webkit-box-shadow: -0.2em 0 0.2em rgba(0, 0, 0, 0.06);
  box-shadow: -0.2em 0 0.2em rgba(0, 0, 0, 0.06);
}

.sub_serv .conR .conC {
  display: none;
  height: 100%;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
}

.sub_serv .conR .conC:first-child {
  display: flex;
}

.sub_serv .conR .list {
  flex: 1;
  overflow-y: auto;
  max-height: 476px;
  overflow-x: hidden;
  text-align: left;
  padding: 0 7.4% 0 5.1%;
  margin-top: 0.1em;
}

.sub_serv .conR .list dl:first-child {
  margin-top: 0.4em;
}

.sub_serv .conR .list dl {
  margin: 0;
  padding: 0.9em 0 0.9em;
  border-bottom: 1px solid #c9c9c9;
  line-height: 1.8em;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
}

.sub_serv .conR .list dt {
  margin: 0;
  padding: 0;
  width: 9.5em;
  margin-right: 1.5em;
}

.sub_serv .conR .list dt a {
  color: #333;
  font-weight: 700;
}
.sub_serv .conR .list dt a:hover {
  /* text-decoration: underline; */
  color: #017ff3;
}

.sub_serv .conR .list dt a:hover {
  text-decoration: underline;
}

.sub_serv .conR .list dd {
  flex: 1;
  margin: 0;
  padding: 0;
  font-size: 13px;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: wrap;
}

.sub_serv .conR .list dd .item {
  width: 18%;
  margin-right: 2%;
  white-space: nowrap;
  /* 防止文本换行 */
  overflow: hidden;
  /* 隐藏溢出的内容 */
  text-overflow: ellipsis;
  /* 溢出内容显示为省略号 */
}

.sub_serv .conR .list dd a {
  color: #646464;
}

.sub_serv .conR .list dd a:hover {
  color: #017ff3;
}

.sub_serv .conR .listPic {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: flex-start;
  margin-top: 20px;
  margin-bottom: 20px;
  padding: 0 7.4% 0 5.1%;
}

.sub_serv .conR .listPic a {
  cursor: pointer;
  display: block;
  width: 23.2%;
  margin-right: 2.4%;
  position: relative;
  z-index: 0;
  padding-top: 16%;
  overflow: hidden;
}

.sub_serv .conR .listPic a:nth-child(4n) {
  margin-right: 0;
}

.sub_serv .conR .listPic a img {
  position: absolute;
  z-index: 0;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sub_serv .conR .listPic a span {
  position: absolute;
  z-index: 1;
  left: 0;
  top: 0;
  color: #fff;
  background-color: #202c5c;
  font-size: 12px;
  line-height: 2.5;
  width: 85%;
  -moz-border-bottom-right-radius: 2.5em;
  -webkit-border-bottom-right-radius: 2.5em;
  border-bottom-right-radius: 2.5em;
}