.n_product-banner{
  width: 100%;
  height: 605px;
  background: url(../rsr_images/n_banner_aboutus.png) no-repeat center center;
  background-size: cover;
}

.w1200{
  width: 1200px;
  margin: 0 auto;
}

.n_common-title_wrap{
  text-align: center;
}

.n_common-title{
  font-size:42px;
  font-weight:bold;
  color: #141718;
  line-height: 1;
  margin-bottom: 20px;
}

.n_common-subtitle{
  font-size:24px;
  font-weight:normal;
  color:#141718;
  line-height: 1;
}

.n_common-subtitle:before{
  content: '';
  display: inline-block;
  width: 46px;
  height: 13px;
  margin-right: 15px;
  background: url(../rsr_images/icon/n_icon-black-l.png) no-repeat center center;
  background-size: cover;
}

.n_common-subtitle:after{
  content: '';
  display: inline-block;
  width: 46px;
  height: 13px;
  margin-left: 15px;
  background: url(../rsr_images/icon/n_icon-black-r.png) no-repeat center center;
  background-size: cover;
}

.n_common-title_wrap-white .n_common-title{
  color: #fff;
}

.n_common-title_wrap-white .n_common-subtitle{
  color: #fff;
}

.n_common-title_wrap-white .n_common-subtitle:before{
  background: url(../rsr_images/icon/n_icon-white-l.png) no-repeat center center;
  background-size: cover;
}

.n_common-title_wrap-white .n_common-subtitle:after{
  background: url(../rsr_images/icon/n_icon-white-r.png) no-repeat center center;
  background-size: cover;
}

.n_s-product-info{
  box-sizing: border-box;
  height: 554px;
  padding-top: 100px;
}

.n_s-product-info-txt{
  width: 872px;
  margin: 0 auto;
  padding-top: 60px;
  font-size:16px;
  color: #989898;
  line-height:30px;
}

.n_s-product-info-txt-p{
  text-indent: 2em;
  margin-bottom: 30px;
  text-align: justify;
}

.n_about-1{
  box-sizing: border-box;
  height: 640px;
  padding-top: 114px;
  background: url(../rsr_images/n_about_bg_01.png) no-repeat center center;
  background-size: cover;
}

.n_about-1_pannel{
  padding-top: 80px;
  width: 1180px;
}

.n_about-1_item{
  float: left;
  width: 236px;
  height: 236px;
  text-align: center;
  box-sizing: border-box;
  padding-top: 60px;
}

.n_about-1_pannel .n_about-1_item:nth-child(odd){
  background: #E37321;
}

.n_about-1_pannel .n_about-1_item:nth-child(even){
  background: #F48C40;
}

.n_about-1_item-txt{
  font-size:32px;
  color: #fff;
  line-height: 1;
}

.pic1{
  width: 66px;
  height: 66px;
  margin-bottom: 25px;
}

.pic2{
  width: 72px;
  height: 66px;
  margin-bottom: 26px;
}

.pic3{
  width: 68px;
  height: 68px;
  margin-bottom: 24px;
}

.pic4{
  width: 70px;
  height: 70px;
  margin-bottom: 21px;
}

.pic5{
  width: 65px;
  height: 65px;
  margin-bottom: 26px;
}

.n_about-2{
  height: 600px;
  background:url(../rsr_images/n_about_bg_02.png) no-repeat center center;
  background-size: cover;
}

.n_about-2-txt{
  width: 930px;
  margin: 0 auto;
  text-align: center;
  font-size:61px;
  font-weight:bold;
  line-height:91px;
  color: #fff;
  padding-top: 166px;
}

.n_about-3{
  padding-top: 100px;
}


/* start */

.his_con{
  float: right;
  width: 500px;
  border-left: 1px solid #e6e6e6;
  position: relative;
  padding-top: 35px;
  padding-bottom: 55px;
  left: -100px;
  top: 100px;
}
.his_con i{
  width: 25px;
  height: 31px;
  position: absolute;
  top: -35px;
  left: -13px;
}
.his_con em{
  width: 39px;
  height: 39px;
  position: absolute;
  bottom: -39px;
  left: -19px;
}
.list_year{
  /* width: 500px; */
  width: 610px;
  position: relative;
  margin-bottom: 20px;
}
.list_year  dt{
  font-size: 18px;
  color: #505050;
  width: 95px;
  text-align: center;
  float: left;
  height: 42px;
  line-height: 42px;
}
.list_year core{
  width: 10px;
  height: 10px;
  display: block;
  z-index: 2;
  border: 1px solid #ec871e;
  border-radius: 6px;
  position: absolute;
  left: -6px;
  top: 16px;
  background: #fff;

}
.list_year dd{
  float: left;
  /* width: 405px; */
  width: 480px;
  background: #f5f5f7;
  padding: 10px 0px;
  position: relative;

}
.list_year dd p{
  font-size: 14px;
  color: #787878;
  padding-left: 25px;
  line-height: 23px;
  padding-right: 25px;
}
font.dotes{
  position: absolute;
  left: -8px;
  top: 9px;
  width: 0;
  height: 0;
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  border-right: 9px solid #f5f5f7;
}
dt.lcl{
  float: right;
  padding-right: 110px;
}
dl.lcl_con{
  position: relative;
  right: 500px;
  margin-bottom: 20px;
}

dl.lcl_con .font_r p{
  padding-right: 0;
}
.lcl_con core {
  background: #fff none repeat scroll 0 0;
  border: 1px solid #ec871e;
  border-radius: 6px;
  display: block;
  height: 10px;
  right: -6px!important;
  position: absolute;
  top: 16px!important;
  left:494px;
  width: 10px;
  z-index: 2;
}
fontdotes_r{
  border-bottom: 9px solid transparent;
  border-right: 9px solid #f5f5f7!important;
  border-top: 9px solid transparent;
  height: 0;
  position: absolute;
  top: 9px;
  width: 0;
  left: 405px;
}
/*dotes_r{
   position: absolute;
   left: 403px!important;
   border-bottom: 9px solid transparent;
   border-left: 9px solid #f5f5f7!important;
   border-top: 9px solid transparent;
   top: 11px;
}*/
.dotes_r{
  position: absolute;
  left: 403px!important;
  border-bottom: 9px solid transparent;
  border-left: 9px solid #f5f5f7!important;
  border-top: 9px solid transparent;
  top: 11px;
}
.lcl_con dd{
  position: relative;

}
dd.font_r{
  text-align: right;
  padding-right: 25px;
  padding-left: 0;
  width: 379px;
}

.list_year dd:hover{
  transform: scale(1.08);
  -webkit-transform: scale(1.08);
  -moz-transform: scale(1.08);
  -ms-transform: scale(1.08);
  -o-transform: scale(1.08);
}

/* end */

.n_about-3-b{
  padding-top: 244px;
}

.n_about-3-b_txt{
  padding-top: 70px;
  text-indent: 2em;
  font-size:16px;
  line-height:30px;
  color: #989898;
  padding-bottom: 86px;
}

.n_about-3-b_txt span{
  color: #E37321;
}

.n_about-3-b_pic{
  text-align: center;
  margin-bottom: 100px;
}

.n_about-3-b_pic img{
  width: 981px;
  height: 780px;
}

.n_about-join{
  height: 361px;
  background: url(../rsr_images/n_about_bg_03.png) no-repeat center center;
  background-size: cover;
}

.n_join{
  float: right;
  width: 390px;
  text-align: left;
}

.join_txt{
  font-size:51px;
  font-weight:bold;
  font-style:italic;
  color: #ED8335;
  line-height: 1;
  padding-top: 40px;
  padding-bottom: 30px;
  letter-spacing: 6px;
}

.n_tel, .n_mail, .n_address{
  margin-bottom: 12px;
}

.n_tel-icon{
  width: 15px;
  height: 15px;
  vertical-align: middle;
}

.n_join span{
  font-size:14px;
  font-weight:bold;
  color: #999999;
  /* margin-left: 10px; */
  display: inline-block;
  vertical-align: middle;
}

.n_mail-icon{
  width: 16px;
  height: 12px;
  vertical-align: middle;
}

.n_address-icon{
  width: 13px;
  height: 17px;
  vertical-align: middle;
}

.code_wrap{

}

.n_code{
  float: left;
  width: 102px;
  margin-right: 35px;
}

.n_code img{
  width: 102px;
  height: 102px;
  margin-bottom: 4px;
}

.code_txt img{
  width: 19px;
  height: 17px;
  vertical-align: middle;
}

.code_txt span{
  display: inline-block;
  vertical-align: middle;
  font-size: 12px;
}