/* 面包屑 */

.bread {
    background-color: rgba(247, 247, 247, 1);
    box-shadow: 3px 3px 12px rgb(0 0 0 / 15%);
    padding: 0.2rem 0;
}

.bread_box {
    display: flex;
}

.bread_nav {
    display: flex;
    font-size: 14px;
    align-items: center;
}

.bread_nav img {
    margin-right: 5px;
    width: 20px;
}

.bread_nav a {
    color: #555;
    font-size: 14px;
}

.bottom_nav {
    display: flex;
    justify-content: center;
    margin-left: auto;
}

.bottom_nav a {
    font-size: 16px;
    padding: 12px 25px;
    color: #020202;
}

.bottom_nav a:hover {
    background: #0263b2;
    color: #fff;
    border-radius: 20px;
    transition: all 0.4s cubic-bezier(0.4, 0, 1, 1);
}


/* 联系我们 */

.concat {}

.concat_box {
    display: flex;
    padding-bottom: 70px;
}

.concat_box_L {
    width: 60%;
}

.concat_box_L strong {
    font-size: 20px;
    letter-spacing: 1px;
    color: #222;
}

.concat_box_L em {
    border-bottom: 1px solid rgb(67, 67, 67);
    width: 20px;
    display: block;
    margin: 18px 0;
}

.concat_box_L p {
    font-size: 16px;
    height: 35px;
    line-height: 35px;
}

.concat_box_L p:nth-of-type(3) {
    margin-left: 49px;
}

.concat_box_L .concat_ditu {
    height: 180px;
    margin-top: 20px;
    width: 90%;
}

.concat_box_R {
    width: 40%;
    background-color: #fff;
    padding: 50px 40px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.concat_box_R .concat_box_R_txt1 {
    display: flex;
}

.concat_box_R .concat_box_R_txt1 .concat_box_R_txt1_titile h2 {
    font-size: 30px;
    height: 30px;
    line-height: 30px;
    font-weight: normal;
}

.concat_box_R .concat_box_R_txt1 .concat_box_R_txt1_titile p {
    font-size: 24px;
    font-weight: bold;
}

.concat_box_R .concat_box_R_txt1 .concat_box_R_txt1_des {
    margin-left: auto;
    height: 20px;
    margin-top: 37px;
}

@media(max-width:1600px) {
    .concat_box_R .concat_box_R_txt1 .concat_box_R_txt1_des {
        font-size: 14px;
    }
}

@media(max-width:1500px) {
    .concat_box_R .concat_box_R_txt1 .concat_box_R_txt1_des {
        font-size: 12px;
    }
}

@media(max-width:1300px) {
    .concat_box_R .concat_box_R_txt1 .concat_box_R_txt1_des {
        font-size: 10px;
    }
}

.concat_box_R_gest {
    margin-top: 50px;
}

.concat_box_R_gest form div {
    width: 100%;
    margin-bottom: 15px;
}

.concat_box_R_gest form div input {
    width: 100%;
    height: 42px;
    background-color: #f0f0f0;
    border: 0;
    padding: 0 15px;
    box-sizing: border-box;
    outline: none;
}

.concat_box_R_gest form div input:focus {
    border-radius: 35px;
}

.concat_box_R_gest form textarea {
    width: 100%;
    height: 80px;
    background-color: #f0f0f0;
    border: 0;
    padding: 10px 15px;
    box-sizing: border-box;
    outline: none;
    resize: none;
    margin-bottom: 8px;
}

.concat_box_R_gest form textarea:focus {
    border-radius: 80px;
}

.concat_box_R_gest form div:last-of-type input {
    background-color: #0263b2;
    color: #fff;
    font-size: 16px;
    /* letter-spacing: 20px; */
    cursor: pointer;
    text-align: center;
}


/* 关于我们 */

.content_ny {
    margin-top: 45px;
    margin-bottom: 45px;
}

.content_ny h1 {
    font-size: 70px;
    color: rgba(250, 250, 250, 1);
    line-height: 1;
    text-align: center;
    font-family: Arial;
    margin-bottom: 0px;
    font-weight: bold;
}

.content_ny h2 {
    font-size: 28px;
    font-family: Microsoft YaHei;
    text-align: center;
    font-weight: normal;
    margin-top: -20px;
    color: rgba(0, 0, 0, 1);
}

.content_ny_box {
    margin-top: 30px;
}

.content_ny_box p {
    font-size: 16px;
    color: rgba(51, 51, 51, 1);
    line-height: 2;
    font-family: Microsoft YaHei;
}

.content_ny img {
    width: auto;
    display: inline-block;
}


/* 新闻 */

.content_list_box ul {
    margin-top: 40px;
    display: flex;
    flex-wrap: wrap;
}

.content_list_box ul li {
    width: 22.9%;
    margin-right: 2.8%;
    margin-bottom: 2.2%;
    box-shadow: 0 0 15px #b8b8b8;
}

.content_list_box ul li:nth-child(4n) {
    margin-right: 0;
}

.content_list_box ul li a {
    display: block;
}

.content_list_box ul li a .list_pig {
    /* height: 2.2rem; */
    width: 100%;
    position: relative;
    overflow: hidden;
    transition: all 0.5s;
    display: flex;
    justify-content: center;
    align-items: center;
}

.list_pig i {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: #0263b2;
    font-size: 14px;
    color: #fff;
    font-style: normal;
    padding: 5px 5px;
    transition: all 0.5s;
}

.content_list_box ul li a .list_pig img {
    /* position: absolute;
  top: 0px;
  left: 0px; */
    width: 100%;
    transition: all 0.5s ease;
    vertical-align: middle;
}

.content_list_box ul li a:hover img {
    transform: scale(1.1);
}

.content_list_box ul li a .list_txt {
    width: 100%;
    padding: 12px 12px 2px 12px;
    box-sizing: border-box;
    background: #f4f5f6;
    height: 1.5rem;
}

.content_list_box ul li a .list_txt span {
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
    font-size: 17px;
    padding: 0 0 5px 0;
    color: #222;
    font-weight: 500;
    box-sizing: border-box;
}

.content_list_box ul li a .list_txt p {
    font-size: 14px;
    color: #777;
    line-height: 22px;
    text-align: center;
    display: -webkit-box;
    overflow: hidden;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    width: 100%;
    margin-bottom: 11px;
    text-indent: -2em;
    text-align: justify;
    height: 0.44rem;
}

.content_list_box ul li a .list_txt em {
    border: 1px solid #888;
    font-size: 14px;
    color: #000;
    padding: 5px 16px;
    display: table;
    margin: 0 auto;
}

.content_list_box ul li a img:hover {}

.content_list_box ul li a:hover .list_txt {
    background: #0263b2;
}

.content_list_box ul li a:hover span {
    color: #fff;
}

.content_list_box ul li a:hover p {
    color: #fff;
}

.content_list_box ul li a:hover em {
    border: 1px solid #fff;
    color: #fff;
}


/* 内容页 */

.content_article {
    display: flex;
    margin: 60px 0;
}

.article_L {
    border: 1px solid #f0f0f0;
    width: 62%;
    padding: 40px;
}

.article_L h1 {
    font-size: 24px;
    text-align: center;
    color: #000;
    padding: 0 5px 24px 5px;
}

.article_shortitle {
    display: flex;
    justify-content: center;
    border-top: 1px solid #d9d9d9;
    padding: 20px 0;
}

.article_shortitle li {
    font-size: 16px;
    margin: 0 2px;
    color: #707070;
    font-weight: normal;
}

.article_content {
    padding: 2px 0;
}

.article_content p {
    font-size: 16px;
    line-height: 32px;
}

.article_content img {
    display: inline-block;
    /* max-width: 100%; */
    margin: 1px 0;
}

.article_R {
    width: 30%;
    margin-left: auto;
}

.prev {
    width: 100%;
    border: 1px solid #f0f0f0;
    margin-bottom: 25px;
}

.next {
    width: 100%;
    border: 1px solid #f0f0f0;
    margin-bottom: 25px;
}

.prevtitle {
    display: block;
    padding: 15px;
}

.prevtitle_i {
    font-size: 18px;
}

.prevtitle a {
    margin: 15px 0;
    font-size: 16px;
    color: #707070;
    display: block;
    background: #f0f0f0;
    padding: 10px;
    line-height: 26px;
}

.article_tj {
    border: 10px solid #f0f0f0;
    padding: 20px;
}

.article_tj span {
    font-size: 24px;
    color: #000;
    font-weight: bold;
}

.article_tj ul li {
    border-bottom: 1px solid #f0f0f0;
    padding: 25px 0;
}

.article_tj ul li a {
    display: block;
}

.article_tj ul li p {
    font-size: 15px;
    line-height: 28px;
    color: #666;
}

.article_tj ul li em {
    font-size: 15px;
    padding-top: 10px;
    display: block;
    font-style: normal;
    color: #333;
}


/* 产品列表页 */

.content_pic {
    margin: 50px 0;
}

.content_pic ul {
    display: flex;
    flex-wrap: wrap;
}

.content_pic ul li {
    width: 23.4%;
    background-color: #f2f2f2;
    box-shadow: rgba(149, 157, 165, 0.15) 0px 8px 36px;
    margin-right: 1.6%;
    margin-bottom: 1.6%;
}

.content_pic ul li:nth-of-type(4n) {
    margin-right: 1.6%;
}

.content_pic ul li a {
    display: block;
}

.content_pic ul li a .content_pic_box {
    overflow: hidden;
    margin: 20px;
}

.content_pic ul li a .content_pic_box .content_pic_img {
    max-height: 280px;
    transition: 0.6s;
    overflow: hidden;
}

.content_pic ul li a .content_pic_box .content_pic_img img {
    overflow: hidden;
    display: block;
    width: 100%;
}

.content_pic ul li a:hover .content_pic_box .content_pic_img {
    transform: scale(1.1);
}

.content_pic ul li a p {
    font-size: 16px;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 60px;
    line-height: 60px;
    color: #333;
    font-weight: lighter;
    text-align: center;
}

.content_pic ul li a .content_pic_more {
    background-color: #4a4a4a;
    display: flex;
    color: #fff;
    align-items: center;
    font-size: 14px;
    line-height: 3;
    border-radius: 5px;
    padding: 0 15px;
    transform: 0.6s;
}

.content_pic ul li a .content_pic_more img {
    margin-left: auto;
    width: 20px;
}

.content_pic ul li a:hover .content_pic_more {
    background-color: #0263b2;
    transform: 0.6s;
}


/* 产品列表页 */

.content_pic {
    margin: 50px 0;
}

.content_pic ul {
    display: flex;
    flex-wrap: wrap;
}

.content_pic ul li {
    width: 23.4%;
    background-color: #f2f2f2;
    box-shadow: rgba(149, 157, 165, 0.15) 0px 8px 36px;
    margin-right: 1.6%;
    margin-bottom: 1.6%;
}

.content_pic ul li:nth-of-type(4n) {
    margin-right: 1.6%;
}

.content_pic ul li a {
    display: block;
}

.content_pic ul li a .content_pic_box {
    overflow: hidden;
    margin: 15px 15px 0 15px;
}

.content_pic ul li a .content_pic_box .content_pic_img {
    max-height: 280px;
    transition: 0.6s;
    overflow: hidden;
}

.content_pic ul li a .content_pic_box .content_pic_img img {
    overflow: hidden;
    display: block;
    width: 100%;
}

.content_pic ul li a:hover .content_pic_box .content_pic_img {
    transform: scale(1.1);
}

.content_pic ul li a p {
    font-size: 16px;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 45px;
    line-height: 45px;
    color: #333;
    font-weight: lighter;
}

.content_pic ul li a .content_pic_more {
    background-color: #4a4a4a;
    display: flex;
    color: #fff;
    align-items: center;
    font-size: 14px;
    line-height: 3;
    border-radius: 5px;
    padding: 0 15px;
    transform: 0.6s;
}

.content_pic ul li a .content_pic_more img {
    margin-left: auto;
    width: 20px;
}

.content_pic ul li a:hover .content_pic_more {
    background-color: #0263b2;
    transform: 0.6s;
}


/* 文章列表页 */

.content_li_box {
    margin-top: 40px;
}

.content_li_box a {
    display: block;
    margin-bottom: 30px;
}

.content_li_box a dl {
    background-color: #f2f2f2;
    padding: 20px;
    box-sizing: border-box;
}

.content_li_box a dl dt {
    display: flex;
    align-items: center;
}

.content_li_box a dl dt .content_li_box_pic {
    width: 337px;
    height: 110px;
    overflow: hidden;
}

.content_li_box a dl dt .content_li_box_pic img {
    width: 100%;
    display: block;
}

.content_li_box a dl dt .content_li_box_title {
    margin-left: 15px;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.content_li_box a dl dt .content_li_box_title span {
    font-size: 58px;
    font-weight: bold;
    font-family: "arial black";
    color: #0263b2;
}

.content_li_box a dl dt .content_li_box_title strong {
    color: #222;
    font-size: 20px;
    margin-left: 8px;
}

.content_li_box a dl dd {
    font-size: 15px;
    margin-top: 20px;
    display: -webkit-box;
    overflow: hidden;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    width: 100%;
    margin-bottom: 11px;
    text-indent: -2em;
    text-align: justify;
    height: 0.44rem;
    color: #999;
}


/* content_li2 */

.content_li2 {
    margin-top: 45px;
    margin-bottom: 45px;
    border: 1px solid #b8b8b8;
    padding: 22px;
    box-sizing: border-box;
}

.content_li2 dl {
    padding: 22px 0;
    box-sizing: border-box;
    border-bottom: 1px dashed #b8b8b8;
}

.content_li2 dl:first-of-type {
    padding-top: 0;
}

.content_li2 dl:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.content_li2 dl a {
    display: flex;
}

.content_li2 dl a dt {
    width: 253px;
    overflow: hidden;
    height: 160px;
    border: 1px solid #f2f2f2;
}

.content_li2 dl a dt img {
    width: 100%;
    display: block;
    height: 100%;
}

.content_li2 dl a dd {
    width: 87%;
    padding-left: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.content_li2 dl a dd h3 {
    font-size: 16px;
    color: #222;
    display: inline-block;
    margin-bottom: 10px;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.content_li2 dl a:hover dd h3 {
    color: #0263b2
}

.content_li2 dl a dd p {
    line-height: 24px;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    color: #666;
    margin-bottom: 10px;
    font-size: 15px;
    text-indent: -2em;
}

.content_li2 dl a dd em {
    font-style: normal;
    color: #666;
    margin-bottom: 10px;
}


/* .content_li2 dl a:hover dd em {
    color: #0263b2;
} */


/* search */

.search {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
}

.search form {
    border: 2px solid #d7d3d2;
    width: 600px;
    height: 50px;
    border-radius: 50px;
    display: flex;
    align-items: center;
}

.search form input {
    height: 97%;
    border: 0;
    font-size: 16px;
}

.search form input:first-of-type {
    width: 435px;
    padding-left: 59px;
    border-radius: 50px;
    outline: none;
    background-image: url(../images/search_1.png);
    background-repeat: no-repeat;
    background-size: 30px;
    background-position: 20px 10px;
}

.search form input:last-of-type {
    width: 100px;
    background: none;
    letter-spacing: 10px;
    cursor: pointer;
    color: #0e3874;
    font-weight: 600;
}

.search form span {
    width: 28px;
    height: 25px;
    background-color: #d4d2d3;
    display: block;
    line-height: 24px;
    text-align: center;
    border-radius: 25px;
    font-size: 22px;
    cursor: pointer;
    color: #fff;
}

.search form em {
    margin: 0 0 0 25px;
    display: inline-block;
    height: 23px;
    width: 2px;
    background-color: #b5b7b4;
}


/* case */

.case {
    margin: 50px auto;
}

.case_box {
    display: block;
}

.case_box_L {
    float: left;
    width: 18%;
    background: #f7f7f7;
    padding: 33px 20px;
    box-sizing: border-box;
    margin-bottom: 50px;
}

.case_box_L .case_box_L_title {
    margin-bottom: 5px;
}

.case_box_L .case_box_L_title h2 {
    font-size: 20px;
    color: #222;
}

.case_box_L .case_box_L_title p {
    font-size: 16px;
    color: #5a5a5a;
}

.case_box_L .case_box_L_nav {
    display: flex;
    flex-direction: column;
}

.case_box_L .case_box_L_nav a {
    height: 53px;
    line-height: 53px;
    color: #555;
    border-bottom: 1px solid #d9d9d9;
}

.case_box_L .case_box_L_nav a:hover {
    color: #0263b2;
}

.case_box_L .case_box_L_nav p {
    display: flex;
    align-items: center;
    color: rgb(153, 153, 153);
}

.case_box_L .case_box_L_nav p:first-of-type {
    margin-top: 32px;
}

.case_box_L .case_box_L_nav p:last-of-type {
    height: 25px;
    line-height: 25px;
}

.case_box_L .case_box_L_nav p img {
    width: 20px;
    height: 16px;
    margin-right: 3px;
}

.case_box_R {
    width: 80%;
    float: right;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 30px;
    margin-bottom: 50px;
}

.case_box_R a {
    display: block;
}

.case_box_R a .case_box_R_pic {
    max-height: 2.12rem;
    overflow: hidden;
    position: relative;
    transition: 1s ease;
}

.case_box_R a .case_box_R_pic img {
    transition: transform 1s ease;
}

.case_box_R a:hover .case_box_R_pic img {
    transform: translateY(-10px);
    /* 鼠标通过时向上移动10px */
}

.case_box_R a .case_box_R_pic:hover:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url(../images/case_hover_bg.png);
    background-size: 100% 100%;
    width: auto;
    max-height: 2.12rem;
    z-index: 1;
    transition: 1s ease;
}

.case_box_R a .case_box_R_txt {
    height: 55px;
    line-height: 55px;
    font-weight: bold;
    background: #f7f7f7;
    text-align: center;
    color: #222;
    -webkit-line-clamp: 1;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}