body {
    margin: 0;
    padding: 0;
    background: #fff;
}

h1,
h2,
h3,
h4,
h5 {
    padding: 0;
    margin: 0;
    display: inline-block;
}

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

.left_heade,
.right_heade {
    display: inline-block;
}

.right_heade {
    /* float: right; */
}

.left_heade span,
.right_heade span {
    margin-right: 3px;
}

.header_ {
    width: 100%;
    background: #f2f2f2;
    /* padding:10px 0; */
    font-size: 13px;
    display: block;
    color: #5b5b5b;
    z-index: 99;
    /* border-bottom: 1px solid #dadada; */
}

.head_ {
    background: #005fa7;
}

.right_heade span {
    vertical-align: middle;
    margin: 0 5px;
}

.nav_header {
    width: 1200px;
    margin: 0 auto;
    padding: 7px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo_seach {
    width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo_img,
.logo_des {
    display: inline-block;
}

.logo_img img {
    width: 604px;
    height: 102px;
}

.logo_fb {
    width: 410px;
    /* display: inline-block; */
}

.fbgy {
    width: 185px;
    display: inline-block;
}

.fbgy_btn {
    width: 140px;
    text-align: center;
    font-size: 16px;
    padding: 10px;
    background: #033a63;
    color: #fff;
    border-radius: 8px;
    border: 1px solid #b8d2e5;
}

.fbgy ul {
    margin-top: 20px;
}

.fbgy li {
    padding: 0 5px;
    display: inline-block;
    color: #fff;
    font-size: 13.5px;
}

.fbgy li::after {
    content: '|';
    margin-left: 15px;
}

.fbgy li:last-child::after {
    content: ' ';
}

/* 导航 */
.cont {
    width: 1200px;
    margin-top: 20px;
    margin: 0 auto;
}

.nav_ {
    width: 100%;
    background: #033a63;
    /* padding: 6px 0; */

}

.nav_class {
    width: 220px;
    height: 35px;
    line-height: 35px;
    text-align: center;
    font-size: 16px;
    color: #856aef;
    background: #fff;
    display: inline-block;
    font-weight: bold;
    background: #fff;
    border-radius: 20px;

}

.nav_tit {
    margin: 0 auto;
    width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav_ li {
    width: 109px;
    padding: 15px 5px;
    text-align: center;
    display: inline-block;
    font-size: 16px;
    color: #fff;
    font-weight: bold;
    border-right: 1px solid #ffffff;
}

.nav_ li:hover {
    /* background: #fff; */
    /* border-radius: 20px; */
    color: #856aef;
}

.ban_mask {
    width: 1200px;
    height: 500px;
    position: absolute;
    left: calc((100% - 1200px)/2);
    top: 0px;
    z-index: 999;
}

.ban_right {
    width: 200px;
    height: 514px;
    font-size: 0;
    display: inline-block;
    float: right;
    /* border:1px solid #eeeeee;
    background:#fff; */
}

.nowtime {
    text-align: center;
    padding: 10px 10px;
    font-size: 16px;
    color: #fff;
    background: #033a63;
    margin: 15px 0;
}

.ban_wt {
    background: rgba(253, 253, 253, 0.9);
}

.wt_top {
    width: 190px;
    padding: 5px 0;
}

.wt_top>span {
    font-size: 19px;
    margin-left: 5px;
}

.more- {
    float: right;
    margin-top: 3px;
    padding: 5px 0;
    display: inline-block;
}

.more- span {
    font-size: 13px;
    color: #808080;
}

.more- span,
.more- img {
    vertical-align: middle;
}

.announ_list {
    padding: 10px;
    /* margin-top:10px; */
}

.announ_list li {
    width: 185px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 14px;
    height: 28px;
    line-height: 28px;
}

.ban_wb {
    background: rgba(253, 253, 253, 0.9);
    margin-top: 20px;
    position: relative;
}

.wb_btn li {
    width: 55px;
    padding: 10px 5px;
    display: inline-block;
    text-align: center;
    border-right: 1px solid #e1e4e6;
    border-bottom: 1px solid #e1e4e6;
}

.wb_btn li:last-child {
    border-right: 0;
}

.wb_btn span {
    font-size: 13px;
    display: block;
    margin-top: 3px;
    color: #595959;
}

.ban_wb form {
    padding: 10px 10px;
    /* margin-top:10px; */
}

.hui-a {
    margin-top: 10px;
    border: 1px solid #e9e9e9;
    background: #f7f7f7;
}

.pass_img {
    vertical-align: middle;
    margin-left: 3px;
}

.hui-a label {
    font-size: 14px;
    color: #666666;
    vertical-align: middle;
    margin-right: 2px;
}

.loginBtn {
    width: 80px;
    border: 0;
    margin-top: 20px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    color: #fff;
    font-size: 14px;
    display: inline-block;
    /* background: #02289d; */
    text-decoration: none;
    padding: 0;
    cursor: pointer;
    margin-left:10px;
}

.green {
    background: #e32234;
}

.yellow {
    background: #033a63;
    margin-left: 20px;
    position: absolute;
    right:20px;
    bottom:10px;
}

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

.cont {
    width: 1200px;
    margin: 0 auto;
}
/* 建筑头条 */
.info_{
    width:1200px;
    margin-top:20px;   
    font-size: 0;
}
.info_ad{
    width: 400px;
    display: inline-block;
}
.info_ad{
    width: 400px;
    height: 371px;
}
.info_cont{
    width: 440px;
    display: inline-block;
}
.info_t{
    font-size:0;
}
.info_t span{
    float: right;
    font-size: 13px;
    margin-top:15px;
}
.info_t h3{
    padding:5px 0;
    font-size:22px;
    color:#266eae;
}
.info_hot li{
    width: 440px;
    padding:10px 0;
    border-bottom:1px solid #e3e3e3;

}
.info_hot h3{
    width: 440px;
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size:16px;

}
.info_des{
    width: 440px;
    overflow: hidden;
    word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-height: 21px;
    font-size: 13px;
    color: #999999;
    margin-top:5px;
}
.info_des::after{
    content:'[详情]';
    color:#c9000d;
    margin-left:10px;
}
.info_list{
    width: 440px;
    margin-top:10px;
}
.info_list li{
    width: 440px;
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size:15px;
    height:33px;
    line-height: 33px;
}
.info_list li::before{
    content:'▪';
    color:#999;
    margin-right:5px;
}
.market{
    width: 301px;
    height: 369px;
    display: inline-block;
    border:2px solid #c9000d;
}
.market h3{
    width: 282px;
    text-align: center;
    background: #c9000d;
    color:#fff;
    font-size:15px;
    padding:8px 10px;
}
.mark_list {
    width: 282px;
    padding:5px 10px;

}

.mark_list li {
    width: 285px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    /* border-bottom: 1px solid #ececec; */
    padding: 6px 0;
    font-size: 15px;
    position: relative;
    left: 0;
    /* margin-left: 10px; */
    font-family: "Lato", sans;
}

.mark_list a {
    margin-left: 27px;
}

.mark_list ol {
    width: 280px;
    counter-reset: li;
    margin: 0;
    /* padding: 11px 0; */
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.mark_list li::before {
    /* background: #e8e8e8; */
    color: #333;
    /* content: '1'; */
    content: counter(li);
    counter-increment: li;
    font-family: "Bree Serif", serif;
    font-size: 15px;
    line-height: 14px;
    padding: 2px 4px;
    position: absolute;
    top: 7px;
    left: 0px;
    text-align: center;
    /* border-radius: 4px; */
    font-weight: bold;
}
.mark_list li:nth-child(1)::before {
    color: #c9000d;
}
.mark_list li:nth-child(2)::before {
    color: #c9000d;
}
.mark_list li:nth-child(3)::before {
    color: #c9000d;
}
.mark_list li:nth-child(4)::before {
    color: #c9000d;
}

.mark_list li:nth-child(5)::before {
    color: #c9000d;
}
/* 品牌供应商 */
.company{
    width: 1200px;
    margin-top:20px;
    font-size:0;
}
.comp_cont{
    width:1010px;
    display: inline-block;
    
}
.comp_ad{
    width: 190px;
    display: inline-block;
}
.comp_ad img{
    width: 190px;
    height: 260px;
}
.comp_cont img{
    width: 160px;
    height: 160px;
}
.comp_cont li {
    width: 160px;
    padding: 15px 20px;
    display: inline-block;
    /* border-right:1px solid #efefef; */
    border-right: 1.5px solid;
    border-image: -webkit-linear-gradient(-180deg, rgba(255, 255, 255, 0.00) 0%, #eeeeee 50%, rgba(255, 255, 255, 0.00) 99%) 2 2 2 2;
    border-image: -moz-linear-gradient(-180deg, rgba(255, 255, 255, 0.00) 0%, #eeeeee 50%, rgba(255, 255, 255, 0.00) 99%) 2 2 2 2;
    border-image: linear-gradient(-180deg, rgba(255, 255, 255, 0.00) 0%, #eeeeee 50%, rgba(255, 255, 255, 0.00) 99%) 2 2 2 2;
}
.comp_name{
    width: 160px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size:15px;
    margin-top:5px;
}
.comp_price {
    height: 24px;
    background-image: url(./img/tel_.jpg);
    background-repeat: no-repeat;
    /* background-size:160px 24px; */
    margin-top: 10px;
    font-size:14px;
}

.comp_price span {
    color:#c9000d;
    font-size: 15px;
    margin-top:3px;
    margin-left: 53px;
}
/* 广告位 */
.ad_{
    width: 1200px;
    margin-top:20px;
    font-size:0;
}
/* 供求中心 */
.sell{
    width: 1200px;
    margin-top:20px;
    font-size:0;
}
.sell_cont{
    width: 1200px;
    margin-top:15px;
}
.sell_t h3{
    font-size:18px;
    border-left:4px solid #005fa7;
}
.sell_t span{
    font-size: 13px;
    float: right;
    margin-top:5px;
}
.sell_list{
    width: 355px;
    display: inline-block;
}

.sell_lists{
    width: 355px;
}
.sell_lists li {
    width:350px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    /* border-bottom: 1px solid #ececec; */
    height: 35px;
    line-height: 35px;
    font-size: 15px;
    position: relative;
    left: 0;
    /* margin-left: 10px; */
    font-family: "Lato", sans;
    border-bottom:1px dashed #dddddd;
}

.sell_lists a {
    margin-left: 27px;
}

.sell_lists ol {
    width:350px;
    counter-reset: li;
    margin: 0;
    margin-top:10px;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.sell_lists li::before {
    background: #c1c1c1;
    color: white;
    /* content: '1'; */
    content: counter(li);
    counter-increment: li;
    font-family: "Bree Serif", serif;
    font-size: 14px;
    line-height: 14px;
    padding: 2px 5px;
    position: absolute;
    top: 7px;
    left: 0px;
    text-align: center;
    /* border-radius: 4px; */
    font-weight: bold;
}
.sell_lists li:nth-child(1)::before {
    background: #f42b30;
}
.sell_lists li:nth-child(2)::before {
    background: #ff881f;
}
.sell_lists li:nth-child(3)::before {
    background: #eba90a;
}
/* 供应产品 */
.sell_ {
    width: 1200px;
    margin-top: 20px;
    font-size:0;
}

.sell_top {
    padding: 8px 20px;
}

.sell_top h3 {
    font-size: 23px;
    color: #5090ff;
}

.sell_class {
    display: inline-block;
    font-size: 14px;
    margin-left: 25px;
    float: right;
    margin-top:10px;
}

.sell_class li {
    display: inline-block;
    margin-right: 15px;
}

.more_ {
    display: inline-block;
    float: right;
    font-size: 14px;
    margin-top: 5px;
}

.sell_cont_ {
    width: 1200px;
    padding-bottom: 20px;
}

.sell_cont_ ul {
    width: 1200px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

.sell_cont_ li {
    width: 220px;
    font-size: 0;
    border: 1px solid #eeeeee;
    display: inline-block;
    margin-top: 15px;
    transition: 1s;

}

.sell_cont_ li:hover {
    box-shadow: 5px 5px 5px 5px #cacaca;
    transition: 1s;
}

.sell_cont_ img {
    width: 220px;
    height: 220px;
}

.sell_name {
    width: 200px;
    padding: 0 10px;
    font-size: 14px;
    margin-top: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sell_price {
    width: 160px;
    height: 26px;
    background-image: url(./img/price.jpg);
    background-size: 160px 26px;
    margin-top: 5px;
    font-size: 15px;
    margin-left: 10px;
    font-weight: bold;
    color: #c9000d;
    position: relative;
}

.sell_price span {
    position: absolute;
    bottom: 3px;
    right:5px;
}

.sell_comp {
    width: 200px;
    padding: 5px 10px 10px 10px;
    margin-top: 10px;
    font-size: 14px;
    /* padding-bottom: 10px; */
    border-top: 1px solid #eeeeee;
}

.sell_c_name {
    width: 120px;
    display: inline-block;
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #333;
}

.sell_c_jrdp {
    vertical-align: top;
    display: inline-block;
    color: #fff;
    padding: 3px 6px;
    border-radius: 20px;
    font-size: 13px;
    /* margin-top:10px; */
    background:#005fa7;
}
/* 工程案例 */
.img_know {
    width: 1200px;
    margin-top: 20px;
    font-size: 0;
}

.img {
    width: 858px;
    display: inline-block;

}

.img_cont ul {
    width: 858px;
    height: 396px;
    flex-wrap: wrap;
}

.img_cont img {
    width: 200px;
    height: 160px;

}

.img_cont li {
    width: 200px;
    display: inline-block;
    margin-top: 15px;
}

.img_name {
    width: 200px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 15px;
    text-align: center;
    margin-top: 3px;
}

/* 知识问答 */
.know {
    width: 300px;
    display: inline-block;
}

.know_top {
    margin-top: 15px;
}

.know_list {
    width: 268px;
    height: 272px;
    background: #fff;
    padding: 10px 15px;
    border:1px solid #d8d8d8;
}

.know_list li {
    width: 270px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 15px;
    height: 35px;
    line-height: 35px;
}

.more_ {
    display: inline-block;
    font-size: 14px;
    color: #999999;
    float: right;
}
.n_comp h3 {
    font-size: 18px;
    /* padding: 5px 0; */
    border-left: 5px solid #c9000d;
}
/* 水利论文 */
.applic_list ul {
    height: 219px;
}

.applic_list li {
    width: 415px;
    font-size: 0;
    margin-top: 16px;
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
}

.applic_img {
    width: 130px;
    display: inline-block;
}

.applic_img img {
    width: 130px;
    height: 90px;
}

.applic_des {
    width: 260px;
    display: inline-block;
}

.applic_name {
    width: 260px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 15px;
    color: #333;
}

.applic_intro {
    width: 260px;
    overflow: hidden;
    word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-height: 22px;
    font-size: 13.5px;
    color: #777777;
    margin-top: 5px;
}
/* 工程项目 */
.pro_class {
    width: 1200px;
    margin-top: 20px;
}
.pro_cont_{
    width: 1200px;
    margin-top:10px;
}

.pro_left {
    width: 369px;
    padding-right: 15px;
    border-right: 1px solid #dcdcdc;
}

.pro {
    width: 369px;
    margin-top: 15px;
}

.pro_top {
    border-bottom: 1px solid #dcdcdc;
    padding: 4px 0;
}

.pro_top img {
    vertical-align: middle;
}

.pro_top h4 {
    color: #1055a3;
    font-size: 18px;
    vertical-align: middle;
}

.pro_more {
    float: right;
    color: #999999;
    font-size: 13px;
    margin-top:5px;
}

.pro_list {

    margin-top: 10px;
}

.pro_list ul {

    height: 219px;
}

.pro_list li {
    width: 369px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    font-size: 14px;
    color: #333;
    padding: 9px 0;
}

.pro_list li::before {
    content: '•';
    margin-right: 5px;
}

/* .sell_cont {
    width: 415px;
    padding: 0 15px;
    border-right: 1px solid #dcdcdc;

} */

.sell- {
    width: 415px;
    margin-top: 15px;
}
/* 
.sell_list {
    margin-top: 10px;
} */

/* .sell_list li {
    width: 415px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    font-size: 14px;
    color: #333;
    padding: 9px 0;
} */
/* 
.sell_list li::before {
    content: '•';
    margin-right: 5px;
} */

.sell_comp- ul {
    width: 415px;
    height: 228px;
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

.sell_comp- li {
    margin-top: 14px;
    width: 187px;
    font-size: 0;
    display: inline-block;
}

.sell_comp- img {
    width: 187px;
    height: 100px;
}

.comp_right {
    width: 354px;
    padding-left: 15px;
    /* border-right:1px solid #dcdcdc; */
}

.job {
    width: 354px;
    margin-top: 15px;
}

.job_list {
    margin-top: 10px;
}

.job_list li {
    width: 354px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    font-size: 14px;
    color: #333;
    padding: 9px 0;
}

.job_list li::before {
    content: '•';
    margin-right: 5px;
}
.sell_cont- {
    width: 415px;
    padding: 0 15px;
    border-right: 1px solid #dcdcdc;

}

.applic_list ul {
    height: 219px;
}

.applic_list li {
    width: 415px;
    font-size: 0;
    margin-top: 16px;
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
}

.applic_img {
    width: 130px;
    display: inline-block;
}

.applic_img img {
    width: 130px;
    height: 90px;
}

.applic_des {
    width: 260px;
    display: inline-block;
}

.applic_name {
    width: 260px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 15px;
    color: #333;
}

.applic_intro {
    width: 260px;
    overflow: hidden;
    word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-height: 22px;
    font-size: 13.5px;
    color: #777777;
    margin-top: 5px;
}

.exhib_list li {
    width: 344px;
    margin-top: 15px;
    position: relative;
    overflow: hidden;
}

.exhib_list {
    font-size: 0;
}

.exhib_list img {
    width: 344px;
    height: 150px;
    transition: all 0.6s; 
}
.exhib_list img:hover{
    transform: scale(1.1);  
    background-size:110%;
}
.exh_name {
    width: 324px;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background: rgba(0, 0, 0, 0.6);
    padding: 5px 10px;
    color: #fff;
    font-size: 13px;
    position: absolute;
    bottom: 0px;
    left: 0;
}