body {
    margin: 0;
    padding: 0;
    background: #e8edfb;
}

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 {
    padding: 0 1px;
}

.header_ {
    width: 100%;
    padding: 8px 0;
    font-size: 13px;
    display: block;
    color: #333;
    z-index: 99;
    background: #e38f4e;
    /* border-bottom: 1px solid #dbdbdb; */
}

.head_ {
    /* width: 1220px; */
}

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

.nav_header {
    width: 1220px;
    margin: 0 auto;
}

.logo_se {
    width: 100%;
    background: #f2f4fa;
}

.logo_seach {
    width: 1220px;
    margin: 0 auto;
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo_img {
    width: 363px;
    display: inline-block;
}

.logo_img img {
    width:364px;
    height: 72px;
}
.search_l {
    width: 540px;
    margin-left: 20px;
    overflow: hidden;
    /* float: left; */
    display: inline-block;
    text-align: center;
    position: relative;
    vertical-align: middle;
}

.search_l .int {
    width: 500px;
    height: 35px;
    background: #fff;
    /* padding-left: 30px; */
    float: left;
    display: block;
    color: #b2b2b2;
    border: 2px solid #d36109;
}

.search_l form {
    width: 100%;
    display: inline-block;
}

.search_l .btn {
    float: left;
    height: 37px;
    width: 80px;
    display: block;
    background: linear-gradient(to right, #d26009 0%, #f18c3c 50%, #d26009 100%);
    border-radius: 0;
    border: 0;
    color: #ffffff;
    position: absolute;
    right: 34px;
    top: 2px;
    vertical-align: middle;
    /* border */
}
.er{
    width:99px;
    display: inline-block;
}
.er img{
    width:99px;
    height: 99px;
}
.nav_ {
    width: 100%;
    font-size: 0;
    background-image: linear-gradient(#76809b, #5a6076);
    /* border-bottom: 1px solid #e4a20e; */
}
.nav_tit {
    margin: 0 auto;
    width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav_ li {
    text-align: center;
    display: inline-block;
    padding: 12px 10px;
    font-size: 16px;
    color: #fff;
    /* font-weight: bold; */
}

.nav_ li :hover{
    background: #ffa200;
}
.gyfl {
    width: 190px;
    padding: 10px 10px;
    font-size: 17px;
    /* font-weight: bold; */
    color: #fff;
    background: #ffaf23;
    text-align: center;
}
.cont {
    width: 1220px;
    margin: 0 auto;
}
.public {
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
}
.ban_mask {
    width: 1200px;
    margin: 0 auto;
    position: absolute;
    left: calc((100% - 1200px)/2);
    top: 0px;
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
    z-index: 99;
}
.ban_left {
    width: 190px;
    height: 500px;
    background: rgba(97,103,125, .7);
    display: inline-block;
    padding: 0 15px;
}

.icon_ {
    display: inline-block;
    vertical-align: middle;

}

.b_ {
    width: 100px;
    font-weight: bold;
    font-size: 17px;
    /* margin-left: 5px; */
    vertical-align: middle;
    display: inline-block;
}

.ban_class>ul {
    padding: 15px 0;
    border-bottom: 1px solid #e6e6e6;
}
.ban_class{
    height:340px;
    overflow: hidden;
}
.ban_issue {
    padding: 20px 0;
}

.small_class {
    flex-wrap: wrap;
    font-size: 13px;
    margin-top: 8px;
    /* margin-left: 21px; */
    display: inline-block;
}

.small_class li {
    /* width: ; */
    padding: 3px 3px;
    display: inline-block;
}

.fbxx {
    padding: 3px 5px;
    background: #e6a424;
    color: #fff;
    font-size: 13px;
    display: inline-block;
    border-radius: 3px;
}

.ban_issue>span {
    font-size: 14px;
    font-style: italic;
    color: #888888;
    margin-left: 10px;
}
.ban_img{
    width: 760px;
    display: inline-block;
}
.ban_img img{
    width: 760px;
    height:440px;
}


.ban_right {
    width: 210px;
    padding: 10px 5px;
    display: inline-block;
    float: right;
    /* margin-right: 13px; */
    background: #fff;
    z-index: 99;
    position: relative;
    /* margin-top: 15px; */
}

.now_time {
    height: 49px;
    /* padding:3px 0; */
    /* background: #fed205; */
    background-image: url(./img/t.png);
    background-repeat: no-repeat;
}

.now_time span {
    position: absolute;
    top: 39px;
    left: 20px;
    font-size: 16px;

}

.ban_ad {
    /* margin-top: 10px; */
    text-align: center;
}
.ban_ad span{
    font-size: 15px;
    margin-top: 10px;
}
.ban_btn {
    width: 200px;
    padding: 0 5px;
    margin-top: 10px;
    font-size: 15px;
}

.ban_btn div {
    width:78px;
    display: inline-block;
    padding: 9px 10px;
    text-align: center;
}

.dl_btn {
    background: linear-gradient(to right, #d26009 0%, #f18c3c 50%, #d26009 100%);
    color: #fff;
    /* border: 1px solid #284876; */
}

.zc_btn {
    background: #666666;
    border: 1px solid #666666;
    color: #fff;
}

.announ {
    width: 200px;
    padding: 0 5px;
    margin-top: 10px;
}

.ann_top {
    font-size: 0;
}

.ann_top span {
    font-size: 16px;
    margin-left: 5px;
}

.ann_list {
    margin-top: 5px;
}

.ann_list li {
    width: 200px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 14px;
    height: 33px;
    line-height: 33px;
}
/* 广告位 */
.ad_{
    width: 1220px;
    margin-top: 20px;
    font-size:0;
}

.hot{
    width: 1200px;
    margin-top: 20px;
    font-size:0;

}
.hot h3{
    width: 1200px;
    font-size:28px;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color:#d4620b;
}
.hot_class{
    width: 1000px;
    margin: 0 auto;
    /* margin: 0 auto; */
}
.hot_class ul{
    width: 1000px;
    margin: 0 auto;
}
.hot_class li{
    width: 230px;
    padding: 0 10px;
    margin-top: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size:15px;
}
/* 建筑头条 */
.info_{
    width: 1200px;
    margin-top: 20px;
    font-size: 0;
}
.info_ad{
    width: 790px;
    display: inline-block;
}
.info_ad img{
    width: 790px;
    height: 446px;
}
.info_list{
    width: 390px;
    display: inline-block;
}
.info_lists{
    width: 368px;
    height: 395px;
    background: #fff;

    padding: 0 10px;
    border: 1px solid #646a83;
}
.info_lists li{
    width:370px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 15px;
    height: 43px;
    line-height: 43px;
    border-bottom: 1px dashed #646a83;
}
.info_lists li:last-child{
    border-bottom: 0;
}
/* 推荐企业 */
/* 推荐商户 */
.company{
    width: 1200px;
    margin-top: 20px;
    font-size: 0;
}
.comp_t{
    background-image: linear-gradient(#76809b, #5a6177);
}
.more_{
    display: inline-block;
    float: right;
    font-size: 13px;
    margin-top:11px;
    margin-right: 10px;
    color:#fff;

}
.comp_t h3{
    width: 80px;
    font-size:16px;
    color: #fff;
    border-radius: 5px;
    padding: 9px 20px;
    background: linear-gradient(to right, #d26008 0%, #f18b3b 50%, #d26008 100%);

}
.comp_cont{
    width: 1200px;
    background: #fff;
}
.comp_left{
    width: 900px;
    display: inline-block;
}

.comp_left ul{
    width: 900px;
    height: 327.5px;
    flex-wrap: wrap;
}
.comp_left li{
    width: 286px;
    margin-top: 15px;
    padding: 1px;
    border:1px solid #eeeeee;
}
.comp_img{
    width:160px;
    display: inline-block;
}
.comp_img img{
    width:160px;
    height:145px;
}
.comp_des{
    width: 110px;
    display: inline-block;
}
.comp_name{
    width: 110px; 
    height: 42px;
    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:14px;
    color:#1d76d7;
}
.comp_tel{
    color:#888;
    font-size:12px;
    margin-top: 13px;
}
.ckxq{
    width:80px;
    text-align: center;
    padding: 9px 10px;
    background-image: linear-gradient(#76809a, #5a6076);
    font-size:13px;
    margin-top: 10px;
    color:#fff;
    display: inline-block;
}

.comp_ad{
    width: 281px;
    display: inline-block;
}
.comp_ad img{
    margin-top: 15px;
}
/* 工程信息 */
.news {
    width: 1200px;
    margin-top: 20px;
    font-size:0;
}

.news_left {
    width: 890px;
    background: #fff;
}

.news_cont {
    width: 890px;
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

.news_ {
    width: 438px;
    border: 1px solid #e6e6e6;
    display: inline-block;
    margin-top: 10px;
}

.news_t {
    padding: 15px 15px 0 15px;
}

.news_tit {
    font-size: 20px;
    display: inline-block;
    color: #d87330;
}

.news_more {
    display: inline-block;
    font-size: 13px;
    float: right;
    color: #333333;
    margin-top: 5px;
}

.news_list {
    width: 418px;
    height: 160px;
    padding: 15px 10px;
}

.news_list li {
    width: 400px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 6px 0;
    font-size: 15px;
}

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

/* 展会信息 */
.exhib {
    width: 292px;
    height: 521px;
    display: inline-block;
    background-image: linear-gradient(#76809b, #5a6076);
}

.exhib_top {
    width: 272px;
    padding: 0 10px;
}

.more_ {
    float: right;
    display: inline-block;
    color: #fff;
    margin-top: 10px;
    font-size: 14px;
}

.exhib_cont {
    width: 262px;
    padding: 0 15px;
}

.exhib_cont li {
    padding: 12px 0;
    border-bottom: 1px dashed #cecece;
}

.exhib_cont li:last-child {
    border: 0;
}

.exhib_cont h4 {
    width: 250px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    color: #fff;
    font-size: 16px;
}

.ex_time,
.ex_address,
.ex_house {
    width: 250px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    font-size: 14px;
    color: #d6e3ff;
    /* line-height: 22px; */
    padding: 2px 0;
}
.ex_time{
    margin-top:5px;
}
/* 建材设备 */
.sell{
    width: 1200px;
    margin-top: 20px;
    font-size: 0;
}
.sell_list ul{
    width: 1180px;
    flex-wrap: wrap;
    background: #fff;;
    padding: 10px;
}
.sell_list li{
    width: 180px;
    margin-top: 15px;
    display: inline-block;
}
.sell_list img{
    width: 180px;
    height:160px;
}
.sell_name{
    width: 180px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 14px;
    margin-top: 5px;
}
.sell_price{
    font-size:14px;
    color:#ff0000;
    margin-top: 10px;
}
/* 设计施工 */
.work{
    width: 1200px;
    margin-top:20px;
    font-size:0;
}
.work_cont{
    width: 1200px;
}
.work_left{
    width: 607px;
    display: inline-block;
    background: #fff;

}
.work_left img{
    width:180px;
    height:135px;
}
.work_left ul{
    width: 577px;
    padding: 5px 15px;
    flex-wrap: wrap;
}
.work_left li{
    width: 180px;
    margin-top: 15px;
    display: inline-block;
}
.work_list img{
    width:180px;
    height: 135px;

}
.work_name{
    width: 180px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size:14px;
    margin-top: 10px;
}
.work_price{
    font-size:14px;
    color:#ff0000;
    margin-top: 10px;
}
.work_right{
    width: 534px;
    display: inline-block;
    background: #fff;
    padding: 10px 20px;
}
.work_right ul{
    width:544px;
    margin-top: 10px;
}
.work_list li{
    width:500px;
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size:15px;
    height: 30px;
    line-height: 30px;
}
.work_list li::before{
    content:'•';
    margin-right: 10px;

}
/* 工程案例 */
.video{
    width: 1200px;
    margin-top: 20px;
    font-size: 0;
}
.video_list ul{
    width: 1160px;
    background: #fff;
    padding: 10px 20px;
}
.video_list li{
    width:266px;
    padding: 5px;
    margin: 10px 0;
    display: inline-block;
    background: #f2f2f2;
    position: relative;
}
.video_list img{
    /* width: 266px;
    height:130px; */
}
.video_name{
    width: 266px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size:15px;
    margin-top: 10px;

}
.v{
    position: absolute;
    top:45px;
    left:calc((100% - 67px)/2);

}
/* 建筑要闻 */
.info_cont{
    width: 1200px;
    font-size:0;
    padding-bottom: 20px;
    flex-wrap: wrap;
}
.info_left{
    width: 387px;
    margin-top: 20px;
    border: 1px solid #5e657c;
    display: inline-block;
}
.info_t{
    padding: 1px;
    background-image: linear-gradient(#767f9a, #5a6076);
}
.info_t span{
    font-size:18px;
    color:#fff;
    margin-left: 20px;
}
.f_m{
    float: right;
    margin-right: 10px;
    font-size: 13px;
    color:#fff;
    margin-top: 5px;
}
.info_list_{
    width: 357px;
    height: 160px;
    padding: 10px 15px;
    background: #fff;
}
.info_list_ li{
    width: 360px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 15px;
    height: 32px;
    line-height: 32px;

}