.kecheng_nr_1{width: 780px;margin-top:10px}
.kecheng_nr_1_1{width:240px; margin-bottom:20px; margin-left:20px;float: left;}

.kecheng_nr_1_1_1{width:240px;height: 160px;background: #ccc;border-radius: 10px; cursor: pointer;}
.kecheng_nr_1_1_1_zs{position: relative;width:100%;height: 100%;border-radius: 10px;}
.kecheng_nr_1_1_1_bo{width:100%;height: 100%;position: relative; top:-164px;background-color: rgba(0,0,0,.6); background-image: url('../img/bofang.png');background-repeat: no-repeat;background-position: center; background-size:50px 50px;border-radius: 10px; }
.kecheng_nr_1_1_1_1{width: 240px;height: 50px;line-height: 50px;font-weight: 700;font-size: 16px; overflow: hidden;}
.kecheng_nr_1_1_1_2{width: 240px;height: 15px;line-height: 15px;font-size: 12px;color: #ccc;overflow: hidden;}

.kecheng_nr_bofan,.kecheng_nr_1{display: none; }
.kecheng_nr_bofan{width: 780ppx;height: auto;}
.kecheng_nr_bofan_1{width: 640px;height:352px; margin: 0 auto;}

.kecheng_nr_bofan_2{width: 780px; height: 50px; line-height: 50px; border-bottom: 5px solid var(--primary-color); margin-top: 10px;}
.kecheng_nr_bofan_3{width: 780px; height: auto; line-height: 20px;text-indent: 20px;font-size: 14px;color: #666;padding-top: 10px}
.kecheng_nr_bofan_guanbi{width: 780px;height: 50px;text-align: right;}
.kecheng_nr_bofan_guanbi b {float: right;cursor: pointer;padding-right: 40px;font-weight: 700px;}