.crumb {
  background: #f7f7f7;
  height: 48px;
  line-height: 48px;
  padding-left: 32px;
}
.crumb p {
  padding-left: 20px;
  background: url(../images2020/address.png) no-repeat left center;
  color: #666;
}

.crumb p a {
  color: #666;
}

.m-left {
  width: 310px;
  float: left;
}

.left-menu-wrap {
  background-color: #f0f3f6;
  padding: 20px 20px 40px;
}

.title-wrap strong {
  font-size: 24px;
  font-weight: bold;
  padding-left: 15px;
  position: relative;
  line-height: 24px;
}

.title-wrap strong::before {
  content: '';
  border-left: 6px solid #00b4f2;
  height: 24px;
  position: absolute;
  left: 0px;
  top: 4px;
}

.left-menu-wrap ul {
  padding-top: 15px;
}

.left-menu-wrap ul li {
  margin-top: 10px;
}

.left-menu-wrap ul li a {
  display: block;
  height: 56px;
  background: #fff;
  padding-left: 40px;
  line-height: 56px;
  font-size: 16px;
  position: relative;
}

.left-menu-wrap ul li a::after {
  content: url(../images2020/right-arrow.png);
  position: absolute;
  right: 20px;
  top: 20px;
}

.left-menu-wrap ul li a:hover::after,
.left-menu-wrap ul li a.active::after {
  content: url(../images2020/right-arrow-active.png);
}

.left-menu-wrap ul li a:hover {
  background-color: #00b4f2;
  color: #fff;
}

.left-menu-wrap ul li a.active {
  background: linear-gradient(90deg, #65d1f6 0%, #1c81dd 100%);
  color: #fff;
}

.contact-wrap {
  padding: 9px;
  background: linear-gradient(to right, #65d1f6, #1c81dd);
  margin-top: 30px;
}

.contact-content {
  background-color: rgba(2, 9, 100, 0.2);
  border: 1px dashed #fff;
  padding: 15px 20px;
  color: #fff;
}

.contact-content p span {
  font-size: 16px;
}

.contact-content p strong {
  font-size: 30px;
}

.contact-ctr a {
  float: left;
  width: 120px;
  height: 40px;
  border: 1px solid #fff;
  text-align: center;
  line-height: 40px;
  color: #fff;
}

.contact-ctr a.c-right {
  float: right;
}

.contact-ctr a:hover {
  background: #00b4f2;
}

.contact-btm a {
  height: 42px;
  background: #2c5495;
  text-align: center;
  line-height: 42px;
  display: block;
  color: #fff;
  margin-top: 10px;
}

.m-right {
  width: 848px;
  float: right;
  overflow: hidden;
}

.case-list ul,
.skill-list ul {
  width: 868px;
}

.case-list ul li {
  width: 414px;
  float: left;
  margin-right: 20px;
  margin-bottom: 30px;
}

.case-list ul li a {
  display: block;
}

.case-list ul li a > div {
  width: 414px;
  height: 234px;
  background: #fafafa;
}

.list ul li a > div {
  width: 414px;
  height: 234px;
  overflow: hidden;
}

.case-list ul li a > div > img {
  width: 414px;
  height: 234px;
  display: block;
}

.list ul li a > div > img {
  display: block;
  transition: transform 0.2s;
}

.product-list ul {
  width: 868px;
}

.product-list li {
  width: 268px;
  float: left;
  margin-right: 19px;
  margin-bottom: 20px;
}
.product-list ul li a > div {
  width: 268px;
  height: 200px;
  position: relative;
  border: 1px solid #eee;
}

.product-list ul li a > div > img {
  width: 268px;
  height: 200px;
}

.product-list ul li a > p {
  margin-top: 10px;
  text-align: center;
}

.case-list ul li a p {
  text-align: center;
  margin-top: 10px;
}

.list ul li a:hover > div > img {
  transform: scale(1.1);
}

.page {
  text-align: center;
  color: #999;
  margin-top: 30px;
}

.page input {
  width: 60px;
  height: 25px;
  border: 1px solid #e5e5e5;
  margin: 0 5px;
  text-indent: 5px;
  border-radius: 3px;
}

.page a {
  height: 25px;
  border: 1px solid #e5e5e5;
  display: inline-block;
  padding: 0 10px;
  line-height: 25px;
  color: #999;
  border-radius: 3px;
}

.skill-list ul li {
  width: 270px;
  float: left;
  margin-right: 19px;
  margin-bottom: 20px;
}

.skill-list ul li a > div {
  width: 270px;
  height: 154px;
  position: relative;
}

.skill-list ul li a > div > img {
  width: 270px;
  height: 154px;
  display: block;
}

.skill-list ul li a > div .times {
  width: 40px;
  height: 40px;
  border-radius: 20px;
  position: absolute;
  top: 57px;
  left: 115px;
  color: #fff;
  text-align: center;
  line-height: 24px;
  background: url('../images2020/play.png') no-repeat center center
    rgba(0, 0, 0, 0.3);
}

.skill-list ul li p {
  text-align: center;
  margin-top: 15px;
}

.promo-content {
  width: 100%;
  border: 1px solid #f0f0f0;
  padding: 0 100px;
  box-sizing: border-box;
}

.main-title-wrap {
  padding: 40px 0 30px;
  border-bottom: 1px solid #f0f0f0;
}

.main-title-wrap h1 {
  font-size: 30px;
  font-weight: bold;
  line-height: 24px;
  text-align: center;
  line-height: 40px;
}
.main-title-wrap p {
  margin-top: 20px;
  font-size: 14px;
  color: #999;
  text-align: center;
}
.main-title-wrap p a.font {
  margin: 0 5px;
}
.main-title-wrap p a.font.active {
  font-weight: bold;
  color: #00b4f2;
}
.embed-wrap {
  width: 700px;
  height: 450px;
  margin: 4px auto 160px;
  margin-top: 40px;
}

.p-content {
  border: 1px solid #f0f0f0;
  padding: 40px;
}

.p-content-left {
  width: 340px;
  height: 286px;
  border: 1px solid #f0f0f0;
  float: left;
}

.p-content-left img {
  width: 340px;
  height: 286px;
}

.p-content-right {
  width: 385px;
  float: right;
}

.p-content-right strong {
  font-size: 20px;
  color: #333;
}

.p-content-right .order {
  width: 120px;
  height: 40px;
  display: block;
  text-align: center;
  line-height: 40px;
  background: #00b4f2;
  margin-top: 40px;
  color: #fff;
}

.product-info-top {
  width: 100%;
  height: 42px;
  background: #f0f3f6;
  position: relative;
  line-height: 42px;
  padding-left: 25px;
}

.product-info-top::before {
  content: '';
  border-left: 4px solid #00b4f2;
  height: 18px;
  position: absolute;
  left: 0px;
  top: 14px;
}

.content p {
  margin-top: 18px;
  text-indent: 30px;
  font-size: 16px;
  line-height: 30px;
}

.p-table tr th,
.p-table tr td {
  border-left: 1px solid #eee;
  border-bottom: 1px solid #eee;
  text-align: center;
}

.p-table tr th {
  height: 50px;
  line-height: 50px;
  background-color: #dcd9c4;
}

.p-table tr td {
  height: 40px;
  line-height: 40px;
}
.p-table {
  border-right: 1px solid #eee;
  border-top: 1px solid #eee;
  margin-top: 15px;
  margin-left: 30px;
}

.content p span.red {
  color: #dc1e5d;
  font-size: 16px;
}

.content-title strong {
  font-size: 20px;
  color: #14191c;
  font-weight: bold;
}

.apt {
  width: 766px;
}

.apt ul {
  width: 791px;
}

.apt ul li {
  width: 238px;
  float: left;
  margin-right: 25px;
  margin-top: 30px;
}

.apt ul li > div {
  border: 1px solid #eeeeee;
  height: 150px;
}

.apt ul li > div .img_li {
  overflow: hidden;
  height: 150px;
}

.apt ul li > div img {
  display: block;
  width: 100%;
  height: 150px;
}

.apt ul li > p {
  margin-top: 10px;
  text-align: center;
}

.contact-info {
  margin-top: 45px;
}

.contact-info p.p1 {
  font-size: 18px;
  margin-bottom: 10px;
}

.contact-info p.p1 b {
  font-size: 18px;
  font-weight: bold;
}

.contact-info p.p2 {
  font-size: 16px;
  line-height: 36px;
}

.contact-info p.p2 span {
  color: #00b4f2;
}

.content-title p {
  font-size: 18px;
  color: #666;
  margin-top: 10px;
}

.form ul li {
  margin-bottom: 40px;
}

.form ul li label {
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: rgba(51, 51, 51, 1);
  line-height: 48px;
  height: 48px;
  vertical-align: top;
  display: inline-block;
  width: 80px;
}

.form ul li .input {
  width: 480px;
  height: 46px;
  border: 1px solid #f0f0f0;
  text-indent: 15px;
  line-height: 46px;
}

.form ul li textarea {
  line-height: 30px;
  padding: 15px;
  width: 650px;
  height: 320px;
  box-sizing: border-box;
  border: 1px solid #f0f0f0;
}

.form ul li .sub-btn {
  width: 194px;
  height: 48px;
  background: #69858f;
  display: inline-block;
  color: #fff;
  text-align: center;
  line-height: 48px;
  font-size: 16px;
}

.trend-list ul li {
  line-height: 24px;
  margin-bottom: 15px;
}
.trend-list ul li a {
  background: url(../images2020/square.png) no-repeat left center;
  display: inline-block;
  width: 716px;
  vertical-align: middle;
  padding-left: 14px;
}

.trend-list ul li a.first {
  font-weight: bold;
}

.trend-list ul li span {
  display: inline-block;
  width: 100px;
  text-align: right;
  margin-right: 10px;
  vertical-align: middle;
}

.list-ul {
  border-bottom: 1px solid #f0f3f6;
  padding: 15px 0;
}

.main-detail {
  padding-bottom: 70px;
}
.main-detail img {
  display: block;
  margin: 0 auto;
  width: 800px;
}

.science-list ul li {
  padding: 0 0 24px 0;
  border-bottom: 1px solid #f0f3f6;
  margin-bottom: 24px;
}
.science-list ul li a {
  display: block;
}

.science-list .science-left {
  width: 120px;
  height: 68px;
  background: #f0f3f6;
  position: relative;
  float: left;
  padding-top: 32px;
}

.science-list .science-left::before {
  content: '';
  left: 0px;
  top: 32px;
  border-left: 2px solid #00b4f2;
  height: 34px;
  position: absolute;
}
.science-list .science-left p,
.science-list .science-left strong {
  display: block;
  text-align: center;
  line-height: 17px;
  color: #00b4f2;
}

.science-list .science-left strong {
  font-size: 20px;
}
.science-right {
  width: 690px;
  padding-right: 20px;
  float: right;
}

.science-list .science-right strong {
  display: block;
  font-size: 18px;
}

.science-list .science-right p {
  line-height: 24px;
  color: #666;
  margin-top: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  height: 48px;
}
.order-title-wrap {
  margin-top: 50px;
}
.order-title-wrap h1 {
  font-size: 24px;
  text-align: center;
}

.order-title-wrap p {
  width: 725px;
  text-align: center;
  color: #666;
  font-size: 18px;
  margin: 30px auto 0;
  line-height: 30px;
}

.order-form {
  margin: 45px auto 0 auto;
  padding-bottom: 30px;
}

.order-form ul li label {
  width: 170px;
  text-align: right;
}

.order-form ul li.req label::before {
  content: '*';
  margin-right: 5px;
  color: #ff0101;
  line-height: 48px;
}

.books-list ul {
  width: 878px;
}

.books-list ul li {
  width: 405px;
  float: left;
  padding-left: 4px;
  margin-bottom: 40px;
  margin-right: 30px;
}

.books-list ul li .book-left {
  width: 141px;
  float: left;
}

.books-list ul li a {
  display: block;
}

.books-list ul li .book-left img {
  width: 141px;
  height: 180px;
  box-shadow: 5px 5px 10px #2c303f;
}
.books-list ul li .book-right {
  width: 240px;
  float: right;
}

.books-top strong {
  font-size: 16px;
  line-height: 24px;
  font-weight: bold;
}

.books-top {
  padding: 5px 0 10px;
  border-bottom: 1px solid #f0f0f0;
}

.books-btm {
  padding-top: 20px;
}

.books-btm p {
  font-size: 14px;
  color: #666;
  line-height: 24px;
}

.books-list ul li a:hover img {
  opacity: 0.8;
}

.book-contents-left {
  width: 200px;
  float: left;
}
.book-contents-left img {
  width: 200px;
  height: 260px;
  display: block;
}

.book-contents-right {
  width: 540px;
  float: right;
}

.book-contents-right p {
  margin-bottom: 20px;
}

.art-top .art-left {
  width: 344px;
  float: left;
}

.art-top .art-left img {
  width: 334px;
}
.art-top .art-right {
  width: 400px;
  float: right;
}

.art-top .art-right h1 {
  border-bottom: 1px solid #f0f0f0;
  padding: 5px 0 10px;
  font-size: 20px;
  color: #333;
  font-weight: bold;
}

.art-top .art-right p {
  line-height: 24px;
  margin-top: 15px;
  color: #666;
}

.art-content-top {
  width: 100%;
  height: 42px;
  background: #f0f3f6;
  line-height: 42px;
  position: relative;
}

.art-content-top strong {
  font-size: 18px;
  color: #333;
  padding-left: 15px;
  position: relative;
}

.art-content-top span {
  position: absolute;
  right: 15px;
  top: 2px;
  color: #999999;
}
.art-list {
  margin-top: 30px;
  overflow: hidden;
}
.art-content-top strong::before {
  content: '';
  border-left: 4px solid #00b4f2;
  height: 18px;
  position: absolute;
  top: 2px;
  left: 0px;
}

.art-list-btm ul {
  width: 786px;
}

.art-list-btm ul li {
  position: relative;
  margin-right: 14px;
  overflow: hidden;
  float: left;
  margin-top: 20px;
  width: 248px;
}

.art-list-btm ul li img {
  width: 248px;
  height: 210px;
  display: block;
  transition: transform 1s;
}

.art-list-btm ul li a:hover img {
  transform: scale(1.1);
}

.art-list-btm ul li .img_li {
  background: #fafafa;
  width: 248px;
  height: 210px;
  overflow: hidden;
}

.art-list-btm ul li p {
  text-align: center;
  color: #666;
  margin-top: 10px;
}

.sliderBox {
  width: 340px;
  position: relative;
}

.c-btn {
  width: 24px;
  height: 32px;
  position: absolute;
  top: 120px;
  background: #eee;
  text-align: center;
  padding-top: 16px;
  cursor: pointer;
  transition: background 0.3s;
}

.c-btn:hover {
  background: #999;
}

.c-btn.prev {
  left: 0px;
}

.c-btn.next {
  right: 0px;
}

.c-btn img {
  width: 9px;
  height: 16px;
}

.sliderContentBox {
  width: 800px;
  height: 400px;
  position: relative;
  margin: 30px auto 0;
}

.sliderContentBox .bd li img {
  width: 800px;
  height: 400px;
  display: block;
  margin: 0 auto;
}

.pageCell {
  width: 80px;
  height: 32px;
  background: rgba(12, 12, 12, 0.6);
  border-radius: 16px;
  position: absolute;
  left: 360px;
  bottom: 20px;
  border-radius: 32px;
  line-height: 32px;
  text-align: center;
  font-size: 14px;
  color: #fff;
}

.pageCell span {
  color: #00b4f2;
  font-size: 16px;
}