.clearfix:after,.clearfix:before{ content: "";display: table;}
.clearfix:after{ clear:both;}
.clearfix{zoom:1;}
.num_font{
  font-family: Arial;
}
.navigation-detail{
  border:none;
}
.d_banner_box{
  width: 100%;
  height: 450px;
  background: url("../images/dfg.jpg") no-repeat center center #333;
  background-size: cover;
}
.d_desinger_box{
  width: 820px;
  height: 450px;
  overflow: hidden;
  margin: 0 auto;
}
.d_desinger_info_box{
  width: 456px;
  height: 450px;
  background-color:rgba(0,0,0,0.3);
  padding: 103px 49px 107px 49px;
  color: #fff;
  float: left;
  box-sizing: border-box;
}
.d_desinger_title{
  font-size: 44px;
  font-weight: bold;
  margin-bottom: 6px;
}
.d_desinger_info{
  font-size: 15px;
  color: #b7b7b7;
  margin-bottom: 6px;
}
.b_line{
  width: 50px;
  border-bottom: 2px solid #b7b7b7;
  margin-top: 15px;
}
.d_desinger_line{
  font-size: 18px;
  margin: 65px 0 10px 0;

}
.d_desinger_btn{
  width: 122px;
  height: 36px;
  background-color: #74aa44;
  line-height: 36px;
  text-align: center;
  font-size: 18px;
  cursor: pointer;
}
.d_desinger_image{
  width: 204px;
  height: 273px;
  float: right;
  border:5px solid rgba(255,255,255,0.5);
  margin-left: 101px;
  margin: 90px 53px 0 0;
  position: relative;
}
.d_desinger_name{
  width:100%;
  height: 30px;
  background-color: rgb(0,0,0,0.5);
  position:absolute;
  bottom: 0;
  left: 0;
  text-align: center;
  color: #fff;
  line-height: 30px;
  font-size: 14px;
}
.d_desinger_tabs_box{
  width: 100%;
  height: 50px;
  background-color: #fff;
  box-shadow: 2px 2px 10px #ccc;
  margin-bottom: 5px;
}
.d_desinger_tabs_box li{
  display: inline-block;
  margin-right: 50px;
  font-size: 16px;

  color: #6c6c6c;
  cursor: pointer;
}
.d_desinger_tabs_box ol{
  width: 1200px;
  height: 50px;
  margin: 0 auto;
  line-height: 50px;
}
.d_desinger_tabs_box .d_tabs_hover{
  color: #74aa44;
  font-weight: bold;
}
.d_info_box{
  width: 1200px;
  overflow: hidden;
  margin: 0 auto;
  padding-bottom: 40px;

}
.d_info_box_item{
  width: 300px;
  overflow: hidden;
  float: left;

}
.d_desinger_item_name{
  height: 30px;
  width: 75px;
  font-size: 16px;
  color: #504b45;
  margin-top: 50px;
  margin-bottom: 19px;
  font-weight: bold;
}
.d_desinger_item_name_heng{
  height: 1px;
  width: 50px;
  display: inline-block;
  background: #7a7a7a;
  margin-top: 13px;
}
.d_info_box_item p{
  font-size: 14px;
  color: #72757e;
  margin: 0;
  padding: 0;
  margin-bottom: 13px;
  width: 260px;
}
.d_info_warp{
  width: 100%;
  background-color: #f8f8f8;
}
.d_desinger_case_box{
  width: 1200px;
  margin:0 auto;
  margin-top: 60px;
  margin-bottom: 60px;
}
.d_desinger_case_item{
  width: 380px;
  height: 300px;
  border:1px solid #eee;
  box-sizing: border-box;
}
.d_desinger_case_item img{
  width: 100%;
  height: 215px;
}
.d_desinger_case_title{
  font-size: 18px;
  text-indent: 27px;
  color: #333;
  margin-top: 28px;
}
.d_desinger_case_style_box p{
  font-size: 12px;
  color: #ccc;
  text-indent: 27px;
  width: 180px;
  float: left;
}
.d_desinger_case_style_box .collect{
  float: right;
  width: 100px;
  margin-right: 15px;
  color: #74aa44;
}
.d_desinger_case_item{
  float: left;
  margin-right: 15px;

}
.d_desinger_image img{
  width: 100%;
  height: 100%;
}
.d_desinger_tabs_box_fixed{
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  margin-bottom: 50px;

}
.hide{
  display: none;
}
.show{
  display: block;
}
.d_info_warp_mt{
  margin-top: 50px;
}
.top{
  top:460px;
}
.navigation-detail_top{
  margin-top: 32px;
}
.designer_yu_btn{
  float: right;
  background-color: #74aa44;
  color: #fff !important;
  padding: 0 20px;
  display: none !important;
}

.designer_yu_btn_hover{
  display: block !important;
}
.d_desinger_item_idea p{
  width: 100%;
}
.navigation-detail-con a{
  color: #999;
}