.db {display:block;text-indent:-999em;}

/*public*/
body { 
  font: 12px/1.5;
  background: #e5ecf5;
  overflow-x: hidden;
  min-width: 1200px;
  color: #4f7971; 
}
em, i { font-style: normal; }
.hh { overflow: hidden; text-indent: -999em; display: block; }
.pr { position: relative; }
.pa { position: absolute; }
.fl { float: left; }
img { display: block; }
.wrap {overflow: hidden; position: relative; color: #23313a;height: 4246px;background: url('../img/page_bg.jpg') no-repeat center top;}
.mid { 
	width: 100%;
	margin: 0 auto;
  position: relative; 
  /* background: url("../img/bg2nr.jpg") top center no-repeat; */
}
.contbg{
  /* height: 4664px; */
  /* background: url('../img/page_bg.jpg') no-repeat center top; */
  box-sizing: border-box;
  /* overflow: hidden; */
}

/*head*/
.none{display:none;}
/* .icon { background: url("../img/icon.png") no-repeat; display: block; } */
.yellow { color: #f7e8a8; }
/**content**/

.part{
  position: relative;
  margin: 0 auto 0;
  width: 100%;
  overflow: visible;
}
.part-1{
  height: 1094px;
  /* margin-top: 23px; */
  margin-top: -30px;
}
.title{
  width: 100%;
  height: 283px;
  position: relative;
  margin: 0 auto;
}
.part-1 .title-1{
  background: url('../img/title_1.png') no-repeat center;
  background-size: auto 100%;
}
.part-1 .box{
  position: absolute;
  width: 1100px;
  height: 440px;
  top: 344px;
  left: 50%;
  margin-left: -550px;
  overflow: visible;
}
.part-1 .box::before{
  content: '';
  display: block;
  position: absolute;
  background: url('../img/part_1_bg.png') no-repeat center;
  background-size: 100% auto;
  left: 50%;
  margin-left: -950px;
  top: -166px;
  width: 1899px;
  height: 716px;
}
.part-1 .box .info{
  width: 100%;
  height: 100%;
  position: relative;
}
.part-1 .box p{
  font-size: 22px;
  height: auto;
  line-height: 36px;
  color: #2a323f;
  width: 100%;
  text-indent: 46px;
}

.part-1 .box  p span{
  color: #c3370c;
}

.part-1 .box .item{
  width: 100%;
  height: auto;
  position: relative;
}
.part-1 .box .item .index{
  width: 32px;
  height: 32px;
  position: absolute;
  left: 20px;
  top: 2px;
  background: url('../img/num-icon.png') no-repeat center;
  background-size: 100% auto;
  font-size: 22px;
  color: #c3370c;
  line-height: 30px;
  text-align: center;
}
.part-1 .box .item p{
  font-size: 22px;
  height: auto;
  line-height: 36px;
  color: #2a323f;
  width: 100%;
  text-indent: 64px;
}
.part-1 .box .item p span{
  color: #c3370c;
}

.part-2{
  width: 100%;
  height: auto;
  margin: 0 auto 0;
}
.part-2 .title{
  background: url('../img/title_2.png') no-repeat center;
  background-size: auto 100%;
}
.part-2 .tips{
  width: 100%;
  height: 78px;
  margin-top: -14px;
  text-align: center;
  line-height: 78px;
  font-size: 24px;
  color: #fff8ed;
}
.part-2 .subpart-box{
  width: 1281px;
  height: 497px;
  margin: 0 auto 10px;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;

}
.part-2 .subpart-1,.part-2 .subpart-2{
  width: 595px;
  height: 497px;
  margin: 0 auto 30px;
  background: url('../img/part_2_bg.png') no-repeat center;
  background-size: 100% auto;
  overflow: hidden;
}
.part-2 .subpart-3{
  width: 1231px;
  height: 654px;
  margin: 0 auto 44px;
  background: url('../img/part_3_bg.png') no-repeat center;
  background-size: 100% auto;
  overflow: hidden;
}
.part-2 .subpart-3{
  margin-top: 30px;
}
.part-2 .subpart .subtit-1{
  width: 301px;
  height: 54px;
  margin: 41px 0 14px 177px;
  background: url('../img/subtit_1.png') no-repeat center;
  background-size: 100% auto;
}
.part-2 .subpart .subtit-2,.part-2 .subpart .subtit-3{
  width: 341px;
  height: 54px;
  margin: 42px auto 15px;
  background: url('../img/subtit_2.png') no-repeat center;
  background-size: 100% auto;
}
.part-2 .subpart .subtit-2{
  margin: 41px 0 10px 157px;
}
.part-2 .subpart-1 img{
  width: 391px;
  height: 343px;
  position: relative;
  margin: 0 0 0 136px;
  display: block;
}
.part-2 .subpart-2 img{
  width: 298px;
  height: 356px;
  position: relative;
  margin: 0 0 0 178px;
  display: block;
}
.part-2 .subpart-3 img{
  width: 309px;
  height: 243px;
  position: relative;
  margin: 0 auto 0;
  display: block;
}
.part-2 .subpart-3 .table{
  width: 973px;
  height: auto;
  position: relative;
  margin: 10px 0 0 146px;
}
.table .col-1 {
  width: 148px;
  border: 1px #5fafb0 solid;
  height: 40px;
  line-height: 40px;
  text-align: center;
  background: #52a0b4;
  color: #FFF;
}

.table td {
  width: 80px;
  border: 1px #5fafb0 solid;
  height: 40px;
  line-height: 40px;
  text-align: center;
  background: #cbeafa;
  color: #2a323f;
}
.part-2 .tips-1{
  width: 100%;
  height: 38px;
  /* margin-top: 16px; */
  text-align: center;
  line-height: 38px;
  font-size: 18px;
  color: #325262;
}
.part-2 .tips-1 span{
  color: #c3370c;
}