.inner {
  width: 100%;
  background: url(../images/bg.png) no-repeat center top;
}
header,
footer {
  width: 100%;
  /*  img{
    width:100%;
  } */
}
header.mdetails {
  width: 100%;
  height: 14.93333333vw;
  background: #e5e5e5;
}
header.mdetails img {
  display: block;
  width: 40%;
  margin: 0 auto;
  padding-top: 2.5vw;
}
.banner {
  width: 100%;
}
.banner img {
  width: 100%;
}
.part {
  max-width: 1100px;
  margin: 0 auto;
}
.part .title {
  width: 172px;
  margin: 5% auto;
}
.part .title img {
  width: 100%;
}
.part .part1 .pp .big {
  width: 31%;
  float: left;
  margin-right: 2%;
}
.part .part1 .pp .big li {
  border: 1px solid #7B8EDC;
  border-radius: 10px;
  margin-bottom: 8.5%;
  overflow: hidden;
}
.part .part1 .pp .big li:first-child {
  border: none;
  position: relative;
}
.part .part1 .pp .big li:first-child .bt {
  position: absolute;
  top: 30%;
  left: 50%;
  margin-left: -80px;
  width: 160px;
  display: flex;
  justify-content: space-between;
}
.part .part1 .pp .big li:first-child .bt a {
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 6px 14px;
  border-radius: 4px;
}
.part .part1 .pp .big li:first-child .bt .buy {
  background: #29409C;
}
.part .part1 .pp .big li:first-child .mbt {
  position: absolute;
  top: 30%;
  left: 50%;
  width: 140px;
  margin-left: -70px;
  display: flex;
  justify-content: space-between;
  display: none;
}
.part .part1 .pp .big li:first-child .mbt a {
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 6px 14px;
  border-radius: 4px;
}
.part .part1 .pp .big li:first-child .mbt .buy {
  background: #29409C;
}
.part .part1 .pp .big li .img {
  width: 100%;
  position: relative;
}
.part .part1 .pp .big li .img img {
  width: 100%;
}
.part .part1 .pp .big li .img p {
  color: #fff;
  background: #29409C;
  line-height: 20px;
  font-size: 12px;
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 2px 16px 2px 4px;
  border-radius: 0 26px 0 0;
}
.part .part1 .pp .big li .des {
  background: #F8F9FF;
  padding: 10px;
  position: relative;
}
.part .part1 .pp .big li .des h2 {
  font-size: 12px;
  font-family: SourceHanSansCN-Regular;
  line-height: 40px;
  color: #2A2A2A;
  font-weight: normal;
}
.part .part1 .pp .big li .des p {
  color: #AC1431;
  font-size: 14px;
  font-weight: bold;
}
.part .part1 .pp .big li .des p span {
  color: #2A2A2A;
  font-weight: normal;
  margin-left: 4px;
}
.part .part1 .pp .big li .des a {
  position: absolute;
  bottom: 40px;
  right: 20px;
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 4px 8px;
  border-radius: 4px;
}
.part .part1 .pp .big li .des .buy {
  bottom: 8px;
  background: #29409C;
}
.part .part1 .pp .right {
  width: 67%;
  float: right;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.part .part1 .pp .right li {
  width: 48%;
  /*  float:left; */
  border: 1px solid #7B8EDC;
  border-radius: 10px;
  margin-bottom: 3%;
  overflow: hidden;
  /* &:nth-of-type(2n-1){
            margin-right: 3%;
          } */
}
.part .part1 .pp .right li .des {
  background: #F8F9FF;
  padding: 10px;
  position: relative;
}
.part .part1 .pp .right li .des h2 {
  font-size: 12px;
  font-family: SourceHanSansCN-Regular;
  line-height: 40px;
  color: #2A2A2A;
  font-weight: normal;
}
.part .part1 .pp .right li .des p {
  color: #AC1431;
  font-size: 14px;
  font-weight: bold;
}
.part .part1 .pp .right li .des p span {
  color: #2A2A2A;
  font-weight: normal;
  margin-left: 4px;
}
.part .part1 .pp .right li .des a {
  position: absolute;
  bottom: 40px;
  right: 20px;
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 4px 8px;
  border-radius: 4px;
}
.part .part1 .pp .right li .des .buy {
  bottom: 8px;
  background: #29409C;
}
.part .part1 .pp .right li .img {
  width: 100%;
  position: relative;
}
.part .part1 .pp .right li .img img {
  width: 100%;
}
.part .part1 .pp .right li .img p {
  color: #fff;
  background: #29409C;
  line-height: 20px;
  font-size: 12px;
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 2px 16px 2px 4px;
  border-radius: 0 26px 0 0;
}
.part .part2 .top .big {
  float: left;
  min-height: 244px;
  position: relative;
  overflow: hidden;
  width: 45%;
}
.part .part2 .top .big .img {
  width: 100%;
}
.part .part2 .top .big .img img {
  width: 100%;
}
.part .part2 .top .big .bt {
  position: absolute;
  bottom: 24%;
  left: 12%;
  width: 160px;
  display: flex;
  justify-content: space-between;
}
.part .part2 .top .big .bt a {
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 6px 14px;
  border-radius: 4px;
}
.part .part2 .top .big .bt .buy {
  background: #29409C;
}
.part .part2 .top .big .mbt {
  position: absolute;
  bottom: 20%;
  left: 12%;
  width: 140px;
  /* margin-left:-150px; */
  display: flex;
  justify-content: space-between;
  display: none;
}
.part .part2 .top .big .mbt a {
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 4px 8px;
  border-radius: 4px;
}
.part .part2 .top .big .mbt .buy {
  background: #29409C;
}
.part .part2 .top ul {
  width: 53%;
  float: right;
  display: flex;
  justify-content: space-between;
}
.part .part2 .top ul li {
  width: 47.5%;
  /*     float:left; */
  border: 1px solid #7B8EDC;
  border-radius: 10px;
  overflow: hidden;
}
.part .part2 .top ul li:first-child {
  margin-right: 3%;
}
.part .part2 .top ul li .img {
  width: 100%;
  position: relative;
}
.part .part2 .top ul li .img img {
  width: 100%;
}
.part .part2 .top ul li .img p {
  color: #fff;
  background: #29409C;
  line-height: 20px;
  font-size: 12px;
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 2px 16px 2px 4px;
  border-radius: 0 26px 0 0;
}
.part .part2 .top ul li .des {
  background: #F8F9FF;
  padding: 10px;
  position: relative;
}
.part .part2 .top ul li .des h2 {
  font-size: 12px;
  font-family: SourceHanSansCN-Regular;
  line-height: 20px;
  margin-bottom: 10px;
  color: #2A2A2A;
  font-weight: normal;
  width: 150px;
}
.part .part2 .top ul li .des p {
  color: #AC1431;
  font-size: 14px;
  font-weight: bold;
}
.part .part2 .top ul li .des p span {
  color: #2A2A2A;
  font-weight: normal;
  margin-left: 4px;
}
.part .part2 .top ul li .des a {
  position: absolute;
  bottom: 45px;
  right: 20px;
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 4px 8px;
  border-radius: 4px;
}
.part .part2 .top ul li .des .buy {
  bottom: 15px;
  background: #29409C;
}
.part .part2 .sed {
  width: 100%;
  margin-top: 2%;
  display: flex;
  justify-content: space-between;
}
.part .part2 .sed li {
  width: 31.8%;
  border: 1px solid #7B8EDC;
  border-radius: 10px;
  margin-bottom: 5%;
  overflow: hidden;
}
.part .part2 .sed li .img {
  width: 100%;
  position: relative;
}
.part .part2 .sed li .img img {
  width: 100%;
}
.part .part2 .sed li .img p {
  color: #fff;
  background: #29409C;
  line-height: 20px;
  font-size: 12px;
  position: absolute;
  bottom: 0;
  left: 0;
  padding: 2px 16px 2px 4px;
  border-radius: 0 26px 0 0;
}
.part .part2 .sed li .des {
  background: #F8F9FF;
  padding: 10px;
  position: relative;
  min-height: 66px;
}
.part .part2 .sed li .des h2 {
  font-size: 12px;
  font-family: SourceHanSansCN-Regular;
  line-height: 20px;
  margin-bottom: 10px;
  color: #2A2A2A;
  font-weight: normal;
  width: 150px;
}
.part .part2 .sed li .des p {
  color: #AC1431;
  font-size: 14px;
  font-weight: bold;
}
.part .part2 .sed li .des p span {
  color: #2A2A2A;
  font-weight: normal;
  margin-left: 4px;
}
.part .part2 .sed li .des a {
  position: absolute;
  bottom: 45px;
  right: 20px;
  font-size: 12px;
  color: #fff;
  background: #3EB4F2;
  padding: 4px 8px;
  border-radius: 4px;
}
.part .part2 .sed li .des .buy {
  bottom: 15px;
  background: #29409C;
}
.pcdetails {
  display: block;
}
.mdetails {
  display: none;
}
@media screen and (max-width: 870px) {
  /*   .part .title {
    width: 220px;
  } */
  .part .part1 .pp .big {
    width: 90%;
    margin: 0 auto;
    float: none;
  }
  .part .part1 .pp .right {
    width: 90%;
    margin: 0 auto;
    float: none;
  }
  .part .part1 .pp .right li {
    /*   float:none; */
    width: 48%;
  }
  /*   .part .part1 .pp .right li:nth-of-type(2n-1) {
    margin-right: 2.8%;
  } */
  .part .part1 .pp .right li .des h2,
  .part .part2 .top ul li .des h2 {
    font-size: 12px;
    line-height: 16px;
  }
  .part .part1 .pp .big li .des h2 {
    font-size: 12px;
  }
  .part .part1 .pp .right li .des,
  .part .part2 .top ul li .des {
    height: 87px;
    position: relative;
  }
  .part .part1 .pp .big li .des {
    height: 60px;
    position: relative;
  }
  .part .part1 .pp .right li .des p,
  .part .part2 .top ul li .des p,
  .part .part1 .pp .big li .des p {
    font-size: 18px;
    position: absolute;
    top: 45px;
    left: 10px;
  }
  .part .part1 .pp .right li .des p span,
  .part .part2 .top ul li .des p span,
  .part .part1 .pp .big li .des p span {
    font-size: 14px;
  }
  .part .part2 .top ul li:first-child {
    margin-right: 2.8%;
  }
  .inner {
    background-size: 750px;
  }
  .part .part2 .top .big {
    float: none;
    width: 90%;
    margin: 25px auto;
  }
  .part .part2 .top ul {
    float: none;
    width: 90%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
  }
  .part .part2 .top ul li {
    width: 48%;
    float: left;
  }
  .part .part2 .top ul li .des h2 {
    width: 100%;
  }
  .part .part2 .sed {
    display: block;
  }
  .part .part2 .sed li {
    width: 90%;
    float: none;
    margin: 25px auto;
  }
  .bt {
    display: none !important;
  }
  .mbt {
    display: flex !important;
  }
  .part .part1 .pp .right li .des a,
  .part .part2 .top ul li .des a {
    bottom: 8px;
    left: 10px;
    width: 48px;
  }
  .part .part1 .pp .right li .des a.buy,
  .part .part2 .top ul li .des a.buy {
    left: 84px;
    bottom: 8px;
  }
  .part .part1 .pp .big li .des a,
  .part .part2 .sed li .des a,
  .part .part1 .pp .big li:first-child .mbt a {
    right: 85px;
    width: 48px;
    bottom: 8px;
    padding: 4px 8px;
  }
  .part .part1 .pp .big li .des a.buy,
  .part .part2 .sed li .des a.buy,
  .part .part1 .pp .big li:first-child .mbt a.buy {
    right: 10px;
    bottom: 8px;
  }
  .part .part2 .sed li .des {
    min-height: 44px;
  }
  .part .part2 .sed li .des h2 {
    width: 100%;
  }
  .pcdetails {
    display: none;
  }
  .mdetails {
    display: block;
  }
  .part .title {
    width: 117px;
    width: 40%;
  }
}