.flex-wrap{display: flex;display:-webkit-flex;flex-wrap: wrap;}
.aiPage img { max-width: 100%;}
.aiPage {font-family:MicrosoftYaHei;}
.aiPage * { box-sizing: border-box;}
.aiPage strong { font-weight: bold;}
.container {padding-right:15px;padding-left:15px;margin-right:auto;margin-left:auto;}
.flex-wrap { display: flex; display: -ms-flexbox; display: -webkit-flex;flex-wrap: wrap;}
@media (min-width:768px){.container{width:750px;}}
@media (min-width:992px){.container{width:980px;}}
@media (min-width:1260px){.container{width:1230px;}}
@media (min-width:1460px){.container{width:1430px;}}
@media (min-width:1560px){.container{width:1470px;}}

.banner { position: relative;}
.banner a { display: block; line-height: 0;}
.banner .banner-img { width: 100%;}

.title-box { font-weight: bold; font-size: 40px; line-height: 52px; color: #222222; text-align: center;}


@media screen and (max-width: 1460px) {
  .title-box { font-size: 36px;line-height: 46px;}
}

@media screen and (max-width: 1260px) {
  .title-box { font-size: 32px;line-height: 44px;}
}

@media screen and (max-width: 991px) {
  .title-box { font-size: 28px;line-height: 40px;}
}

@media screen and (max-width: 767px) {
  .title-box { font-size: 24px;line-height: 36px;}
}

@media (max-width: 768px) {
  .title-box { font-size: 24px; line-height: 30px;}
}

.page-btn { margin-top: 45px;}
.page-btn .btnn { position: relative;display: inline-block;vertical-align: top;text-align: center;min-width: 118px;padding: 4px 15px;line-height: 28px;font-size: 15px;color: #FFFFFF;background: #222222;border-radius: 24px; box-sizing: border-box; transition: all 0.3s;}
.page-btn .btnn .iconfont{ font-size: 26px; display: inline-block;vertical-align: top;text-align: center;}
.page-btn a.btnn:hover { opacity: 0.9;}
@media screen and (max-width: 1260px) {
}
@media screen and (max-width: 991px) {
  .page-btn .btnn { min-width: auto; padding: 4px 15px;line-height: 28px;font-size: 14px;}
  .page-btn .btnn .iconfont{ font-size: 22px;}
  }
@media screen and (max-width: 768px) {
  .page-btn a.btnn:hover { opacity: 1;}
}

/* ====== sec1 ====== */
.sec1 { padding: 137px 0 120px; background: #f6f9fd url(../img/sec1-bg.png); background-position: 100% auto; background-position: center 6%;}
.sec1 .list { margin-top: 65px;}
.sec1 .list .item { display: flex; flex-wrap: wrap; align-items: center;}
.sec1 .list .item+.item { margin-top: 100px;}
.sec1 .list .item:nth-child(2n) { flex-direction: row-reverse; }
.sec1 .list .item .img { flex: 1;}
.sec1 .list .item .intro .tit-box { display: flex; align-items: center; }
.sec1 .list .item .intro .tit-box img { width: 39px; height: auto; margin-right: 13px;}
.sec1 .list .item .intro .tit-box span { font-size: 32px; color: #222222; line-height: 1.2; font-weight: bold;}
.sec1 .list .item .intro .text { margin-top: 19px; text-align: justify; text-align-last: left; color: #222222;}
.sec1 .list .item .intro .text li { position: relative; padding-left: 34px; font-size: 18px; line-height: 1.6;}
.sec1 .list .item .intro .text li:before { content: ''; width: 6px; height: 6px; border-radius: 50%;background: #016FE8; position: absolute; left: 16px; top: 11px;}
.sec1 .list .item:nth-child(2n+1) .img { margin-right: 34px;}
.sec1 .list .item:nth-child(2n) .img { margin-left: 62px;}
.sec1 .list .item1 .intro,
.sec1 .list .item2 .intro,
.sec1 .list .item4 .intro { width: 30.9%;}
.sec1 .list .item3 .intro { width: 32.17%;}
.sec1 .page-btn { padding-left: 15px;}

@media (max-width: 1560px) {
  .sec1 .list .item1 .intro,
  .sec1 .list .item2 .intro,
  .sec1 .list .item4 .intro { width: 31.57%;}
  .sec1 .list .item3 .intro { width: 32.86%;}
}
@media (max-width: 1460px) {
  .sec1 { padding: 100px 0;}
  .sec1 .list { margin-top: 55px;}
  .sec1 .list .item+.item { margin-top: 80px;}
  .sec1 .list .item .intro .tit-box img { width: 34px;margin-right: 10px;}
  .sec1 .list .item .intro .tit-box span { font-size: 28px;}
  .sec1 .list .item .intro .text { margin-top: 17px; }
  .sec1 .list .item .intro .text li { padding-left: 32px; font-size: 16px}
  .sec1 .list .item .intro .text li:before { left: 14px; top: 9px;}
  .sec1 .list .item:nth-child(2n+1) .img { margin-right: 30px;}
  .sec1 .list .item:nth-child(2n) .img { margin-left: 50px;}
  .sec1 .page-btn { padding-left: 15px; margin-top: 40px;}
}
@media (max-width: 1260px) {
  .sec1 { padding: 80px 0;}
  .sec1 .list { margin-top: 45px;}
  .sec1 .list .item+.item { margin-top: 60px;}
  .sec1 .list .item .intro .tit-box img { width: 32px;margin-right: 10px;}
  .sec1 .list .item .intro .tit-box span { font-size: 26px;}
  .sec1 .list .item .intro .text { margin-top: 17px; }
  .sec1 .list .item .intro .text li { padding-left: 32px; font-size: 16px}
  .sec1 .list .item .intro .text li:before { left: 14px; top: 9px;}
  .sec1 .list .item:nth-child(2n+1) .img { margin-right: 25px;}
  .sec1 .list .item:nth-child(2n) .img { margin-left: 25px;}
  .sec1 .page-btn { padding-left: 15px; margin-top: 40px;}
}
@media (max-width: 992px) {
  .sec1 { padding: 60px 0;}
  .sec1 .list { margin-top: 30px;}
  .sec1 .list .item+.item { margin-top: 40px;}
  .sec1 .list .item .intro .tit-box img { width: 28px;margin-right: 8px;}
  .sec1 .list .item .intro .tit-box span { font-size: 24px;}
  .sec1 .list .item .intro .text { margin-top: 17px; }
  .sec1 .list .item .intro .text li { padding-left: 30px; font-size: 14px;}
  .sec1 .list .item .intro .text li:before { left: 12px; top: 9px;}
  .sec1 .list .item:nth-child(2n+1) .img { margin-right: 20px;}
  .sec1 .list .item:nth-child(2n) .img { margin-left: 25px;}
  .sec1 .page-btn { padding-left: 15px; margin-top: 20px;}
  .sec1 .list .item1 .intro { width: 40%;}
}
@media (max-width: 768px) {
  .sec1 { padding: 40px 0;}
  .sec1 .list { margin-top: 20px;}
  .sec1 .list .item+.item { margin-top: 20px;}
  .sec1 .list .item { flex-direction: column;}
  .sec1 .list .item .img { flex: unset; width: 100%; margin: 0 !important;}
  .sec1 .list .item .intro { width: 100%; margin-top: 15px;}
  .sec1 .list .item .intro .tit-box img { width: 24px;margin-right: 8px;}
  .sec1 .list .item .intro .tit-box span { font-size: 20px;}
  .sec1 .list .item .intro .text li { padding-left: 28px; font-size: 14px;}
  .sec1 .list .item .intro .text li:before { left: 10px; top: 9px;}
}

/* ====== sec2 ====== */
.sec2 { padding: 105px 0 82px; background: #000944 url(../img/sec2-bg.png); background-size: cover; background-position: center;}
.sec2 .title-box { color: #fff;}
.sec2 .list { margin-top: 70px; display: flex; flex-wrap: wrap; justify-content: space-between;}
.sec2 .list .item { width: calc(25% - 16px); padding: 67px 20px 60px; border-radius: 42px; background: rgba(0,0,0,0.2) url("../img/sec2-card.png") no-repeat; background-size: 100% 100%; display: flex; flex-direction: column; justify-content: start; align-items: center; backdrop-filter: blur(90px);}
.sec2 .list .item:hover { background: rgba(0,0,0,0.2) url("../img/sec2-card2.png") no-repeat; background-size: 100% 100%;}
.sec2 .list .item .img { width: 160px;}
.sec2 .list .item .img img { width: 100%; height: auto;}
.sec2 .list .item .name { margin-top: 47px; font-size: 24px; color: #FFFFFF; line-height: 31px; font-weight: bold;}
.sec2 .list .item .desc { margin-top: 30px; font-size: 18px; color: #FFFEFE; line-height: 31px;text-align: justify; text-align-last: left;}
@media (max-width: 1460px) {
  .sec2 { padding: 95px 0 75px;}
  .sec2 .list { margin-top: 60px; }
  .sec2 .list .item { width: calc(25% - 16px); padding: 55px 20px 50px; border-radius: 36px;}
  .sec2 .list .item .img { width: 140px;}
  .sec2 .list .item .name { margin-top: 35px; font-size: 22px; line-height: 28px;}
  .sec2 .list .item .desc { margin-top: 30px; font-size: 16px; line-height: 28px;}
}
@media (max-width: 1260px) {
  .sec2 { padding: 85px 0 65px;}
  .sec2 .list { margin-top: 50px; }
  .sec2 .list .item { width: calc(25% - 10px); padding: 40px 20px 30px; border-radius: 30px;}
  .sec2 .list .item .img { width: 110px;}
  .sec2 .list .item .name { margin-top: 25px; font-size: 20px; line-height: 26px;}
  .sec2 .list .item .desc { margin-top: 20px; font-size: 16px; line-height: 26px;}
}
@media (max-width: 992px) {
  .sec2 { padding: 60px 0 50px;}
  .sec2 .list { margin-top: 20px; }
  .sec2 .list .item { width: calc(50% - 10px); padding: 40px 15px 30px; border-radius: 22px; margin-top: 25px;background: rgba(0,0,0,0.2) url("../img/sec2-card.png") no-repeat; background-size: 110% auto; border: 1px solid #fff; background-position: center; }
  .sec2 .list .item .img { width: 80px;}
  .sec2 .list .item .name { margin-top: 20px; font-size: 18px; line-height: 24px;}
  .sec2 .list .item .desc { margin-top: 15px; font-size: 14px; line-height: 24px;}
}
@media (max-width: 520px) {
  .sec2 { padding: 40px 0;}
  .sec2 .list { margin-top: 10px; }
  .sec2 .list .item { width: 100%; padding: 30px 15px}
}

/* ====== sec3 ====== */
.sec3 { padding: 140px 0; }
.sec3 .list { display: flex; flex-wrap: wrap; justify-content: space-between; }
.sec3 .list .item { margin-top: 60px; width: calc(33.33% - 30px); background: url("../img/sec3-card.png") no-repeat; background-size: 100% 100%; transition: all 0.3s;}
.sec3 .list .item:hover { transform: translateY(-25px);}
.sec3 .list .item:hover:after { width: 100%; content: ""; height: 74px; background: url("../img/sec3-bottom.png") no-repeat; background-size: 100% 100%; position: absolute; left: 0; bottom: -74px;}
.sec3 .list .item .tit { font-size: 32px; color: #222222; line-height: 1; font-weight: bold; text-align: center;}
.sec3 .list .item .ask { margin-top: 38px;}
.sec3 .list .item .aitem-box { margin-top: 19px; display: flex;}
.sec3 .list .item .aitem-box:nth-child(2n) { display: flex; justify-content: flex-end;}
.sec3 .list .item .aitem { padding: 4px 20px 4px 4px; border-radius: 28px; font-size: 18px; line-height: 30px; background: #FFFFFF; display: flex; align-items: center;}
.sec3 .list .item .aitem img { width: 48px; height: 48px; margin-right: 18px; border-radius: 50%;}
.sec3 .list .item .tips { margin-top: 70px; display: flex; align-items: center; justify-content: center;}
.sec3 .list .item1 .tips { justify-content: left;}
.sec3 .list .item .tips img { width: 40px; height: auto; margin-right: 14px;}
.sec3 .list .item .tips p { font-size: 18px; line-height: 31px; font-weight: bold;background: linear-gradient(90deg, #185EFD, #966EFC);background-clip: text;-webkit-background-clip: text;color: transparent;}
.sec3 .list .item1 { padding: 60px 30px 40px 40px;}
.sec3 .list .item2 { padding: 60px 24px 40px 25px;}
.sec3 .list .item3 { padding: 60px 46px 40px 25px;}
@media (max-width: 1460px) {
  .sec3 { padding: 100px 0; }
  .sec3 .list .item { margin-top: 60px; width: calc(33.33% - 28px); }
  .sec3 .list .item:hover { transform: translateY(-23px);}
  .sec3 .list .item:hover:after { height: 70px; bottom: -70px;}
  .sec3 .list .item .tit { font-size: 28px;}
  .sec3 .list .item .ask { margin-top: 34px;}
  .sec3 .list .item .aitem-box { margin-top: 17px;}
  .sec3 .list .item .aitem { padding: 4px 10px 4px 4px; border-radius: 28px; font-size: 16px; line-height: 26px;}
  .sec3 .list .item .aitem img { width: 42px; height: 42px; margin-right: 13px;}
  .sec3 .list .item .tips { margin-top: 60px;}
  .sec3 .list .item .tips img { width: 38px;  margin-right: 10px;}
  .sec3 .list .item .tips p { font-size: 16px; line-height: 28px;}
  .sec3 .list .item1 { padding: 55px 22px 35px 20px;}
  .sec3 .list .item2 { padding: 55px 14px 35px 20px;}
  .sec3 .list .item3 { padding: 55px 22px 35px 20px;}
}
@media (max-width: 1260px) {
  .sec3 { padding: 80px 0; }
  .sec3 .list .item { margin-top: 50px; width: calc(33.33% - 20px); }
  .sec3 .list .item:hover { transform: translateY(-20px);}
  .sec3 .list .item:hover:after { height: 50px; bottom: -50px;}
  .sec3 .list .item .tit { font-size: 24px;}
  .sec3 .list .item .ask { margin-top: 30px;}
  .sec3 .list .item .aitem-box { margin-top: 17px;}
  .sec3 .list .item .aitem { padding: 4px 10px 4px 4px; border-radius: 28px; font-size: 14px; line-height: 20px;}
  .sec3 .list .item .aitem img { width: 40px; height: 40px; margin-right: 8px;}
  .sec3 .list .item .tips { margin-top: 40px;}
  .sec3 .list .item .tips img { width: 36px; margin-right: 8;}
  .sec3 .list .item .tips p { font-size: 16px; line-height: 26px;}
  .sec3 .list .item .tips p br { display: none;}
  .sec3 .list .item1 { padding: 45px 22px 35px 20px;}
  .sec3 .list .item2 { padding: 45px 14px 35px 20px;}
  .sec3 .list .item3 { padding: 45px 22px 35px 20px;}
}
@media (max-width: 992px) {
  .sec3 { padding: 60px 0; }
  .sec3 .list .item { margin-top: 40px; width: calc(33.33% - 10px); }
  .sec3 .list .item:hover { transform: translateY(-20px);}
  .sec3 .list .item:hover:after { height: 50px; bottom: -50px;}
  .sec3 .list .item .tit { font-size: 22px;}
  .sec3 .list .item .ask { margin-top: 26px;}
  .sec3 .list .item .aitem-box { margin-top: 15px;}
  .sec3 .list .item .aitem { padding: 4px 10px 4px 4px; font-size: 14px; line-height: 18px;}
  .sec3 .list .item .aitem img { width: 36px; height: 36px; margin-right: 5px;}
  .sec3 .list .item .tips { margin-top: 40px;}
  .sec3 .list .item .tips img { width: 36px; margin-right: 5px;}
  .sec3 .list .item .tips p { font-size: 16px; line-height: 26px;}
  .sec3 .list .item .tips p br { display: none;}
  .sec3 .list .item { padding: 40px 10px 30px 10px;}
}
@media (max-width: 768px) {
  .sec3 { padding: 40px 0; }
  .sec3 .list .item { margin-top: 30px; width: 100%; border-radius: 20px; background-size: 100% auto; background-position: center center;}
  .sec3 .list .item .ask { max-width: 400px; margin: 0 auto; margin-top: 22px;}
  .sec3 .list .item .tips { justify-content: center; margin-top: 30px;}
  .sec3 .list .item:hover { transform: translateY(0);}
  .sec3 .list .item:hover:after { display: none;}
}
@media (max-width: 520px) {
  .sec3 { padding: 40px 0; }
  .sec3 .list .item { margin-top: 20px; padding: 30px 10px;}
  .sec3 .list .item .tips { justify-content: center; padding: 0 10px; margin-top: 25px;}
  .sec3 .list .item .tips img { width: 32px;}
}