@font-face {
  font-family: "ff";
  src: url(ff.ttf);
  src: url('ff.eot?#font-spider') format('embedded-opentype'),
  url('ff.woff') format('woff'),
  url('ff.ttf') format('truetype'),
  url('ff.svg') format('svg');
font-style: normal;
}
* {
  margin: 0;
  padding: 0;
}

html {
  font-size: calc(100vw / 25.6);
  font-family: "ff";
}

body {
  background: #6715D8;
  font-size: .24rem;
  color: #333;
}

.container {
  position: relative;
  max-width: 16.7rem;
  padding: 0 1.2rem;
  margin: 0 auto;
}

.header {
  height: 7.84rem;
  padding-top: .6rem;
  position: relative;
  z-index: 2;
}

.header a {
  color: #fff;
  margin-left: .26rem;
  font-size: .2rem;
  text-decoration: none;
  line-height: .35rem;
}

.header .logo {
  height: .35rem;
}

.flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header .slogan {
  width: 74%;
  margin: 1.28rem auto .1rem;
  display: block;
}

.header .banner {
  width: 100%;
  position: absolute;
}

.block {
  background: #E7FBFF;
  border-top-left-radius: .8rem;
  border-top-right-radius: .8rem;
  position: relative;
  padding-bottom: 1.2rem;
  padding-top: 2.57rem;
}

.block::after {
  content: "";
  background: #E7FBFF;
  height: 1rem;
  bottom: -1rem;
  position: absolute;
  left: 0;
  width: 100%;
}

.block .slogan {
  font-size: .28rem;
  line-height: .46rem;
  text-align: center;
  margin-bottom: 1rem;
  font-weight: 500;
}
.block .slogan span{
  display: block;
}
.item {
  border: .06rem solid #6715D8;
  max-width: 14.6rem;
  margin: 0 auto;
  border-radius: .4rem;
}

.item .title {
  line-height: 1.09rem;
  line-height: .5rem;
  padding: 0 1.06rem 0 2.12rem;
  background: #6715D8;
  color: #fff;
  border-top-right-radius: .32rem;
  border-top-left-radius: .32rem;
  font-size: .36rem;
  font-weight: 700;
  padding: .3rem .5rem .3rem 2rem;
}

.item:nth-of-type(1) {
  margin-bottom: .8rem;
}

.item:nth-of-type(1) .title {
  background: url(../img/icon-1.png) #6715D8 1rem center no-repeat;
  background-size: .8rem;
}

.item:nth-of-type(2) .title {
  background: url(../img/icon-2.png) #6715D8 1rem center no-repeat;
  background-size: .8rem;
}

.item .content {
  background: #fff;
  border-bottom-right-radius: .32rem;
  border-bottom-left-radius: .32rem;
  padding: .4rem 1.06rem .6rem;
}

.item:nth-of-type(1) .content {
  background: url(../img/earth.png) #fff 85% .48rem no-repeat;
  background-size: 2.36rem;
}

.item:nth-of-type(2) .content {
  background: url(../img/wx.png) #fff 85% .48rem no-repeat;
  background-size: 2.36rem;
}

.item h3 {
  font-size: .32rem;
  line-height: .4rem;
  font-weight: bolder;
}

.item h3 span {
  display: block;
}

.item h3 i {
  font-style: normal;
}

.item h3 .yellow {
  position: relative;
  z-index: 9;
}

.item h3 .yellow::after {
  content: "";
  width: 100%;
  height: .27rem;
  background: #F3F460;
  bottom: 0;
  left: 0;
  position: absolute;
  z-index: -1;
}

.item h4 {
  margin-top: .4rem;
  font-size: .28rem;
  line-height: .4rem;
  font-weight: 400;
}

.item h4 span {
  color: #6715D8;
}

.item a {
  background: #101112;
  color: #fff;
  width: 2.94rem;
  line-height: .66rem;
  display: block;
  border-radius: .66rem;
  text-align: center;
  font-weight: 500;
  text-decoration: none;
  margin: .4rem 0 0;
}

.block .slogan2 {
  font-size: .36rem;
  line-height: .46rem;
  text-align: center;
  margin: 1.2rem 0;

}

.block .slogan2 span {
  position: relative;
  z-index: 9;
}

.block .slogan2 span::before {
  content: "";
  width: 100%;
  height: .27rem;
  background: #F3F460;
  bottom: 0;
  left: 0;
  position: absolute;
  z-index: -1;
}

ul,
li {
  list-style: none;
}

ul {
  display: flex;
  gap: .24rem;
}

li {
  padding: .05rem .05rem .36rem;
  border-radius: .25rem;

  flex: 1;

  line-height: .36rem;
  background: url(../img/arrow.png) #6715D8 center 97.5% no-repeat;
  background-size: .34rem auto;
  color: #6715D8;
}
li div{
  background: #fff;
  border-radius: .2rem;
  padding: .36rem .28rem .38rem;
  height: 100%;
  box-sizing: border-box;
}
li img {
  display: block;
  margin: 0 auto .29rem;
  width: 1.2rem;
}

.footer {
  background: #3D4657;
  color: #fff;
  text-align: center;
  font-size: .36rem;
  line-height: .46rem;
  font-weight: 500;
  padding: 1.6rem 0;
  border-top-right-radius: .8rem;
  border-top-left-radius: .8rem;
  position: relative;
  z-index: 2;
}

.copyright {
  color: #fff;
  font-size: .2rem;
  font-weight: 500;
  padding: .56rem 0 .6rem;
  line-height: .3rem;
}

.copyright span {
  font-weight: 400;
}

.slogan_mb {
  display: none;
}

@media screen and (max-width: 818px) {
  html {
    font-size: calc(100vw / 4.14);
  }

  .header {
    height: 2.88rem;
    box-sizing: border-box;
    padding-top: .56rem;
  }

  .header a {
    display: none;
  }

  .header .logo {
    height: .2rem;
    margin-left: .24rem;
  }

  .header .slogan {
    display: none;
  }

  .header .slogan_mb {
    display: block;
    height: .65rem;
    margin-left: .41rem;
    margin-top: .3rem;
  }

  .header .banner {
    width: 92%;
    left: 4%;
    bottom: -.34rem;
  }

  .container {
    padding: 0;
  }

  .block {
    padding: .72rem .4rem .4rem;
    border-top-left-radius: .2rem;
    border-top-right-radius: .2rem;
  }

  .block .slogan {
    font-size: .16rem;
    line-height: .2rem;
    font-weight: 350;
    margin-bottom: .4rem;
  }

  .item {
    border-radius: .16rem;
    border: .02rem solid #6715D8;
  }

  ul {
    flex-wrap: wrap;
    gap: .16rem;
  }

  ul li {
    width: calc(50% - .08rem);
    flex: none;
    box-sizing: border-box;
    border-radius: .1rem;
    padding: .02rem .02rem .15rem;
    font-size: .11rem;
    line-height: .14rem;
    font-weight: 500;
    background: url(../img/arrow.png) #6715D8 center 97.5% no-repeat;
    background-size: .14rem auto;
  }
  ul li div{
    padding: .13rem .1rem .13rem .13rem;
    border-radius: .08rem;
  }

  ul li img {
    width: .41rem;
    margin-bottom: .11rem;
  }

  .footer {
    border-top-left-radius: .2rem;
    border-top-right-radius: .2rem;
    font-size: .11rem;
    line-height: .2rem;
    padding: .24rem .4rem .2rem;
  }

  .copyright {
    padding: .23rem 0 .32rem;
    text-align: center;
    font-size: .12rem;
    display: block;
  }

  .copyright span:last-of-type {
    display: none;

  }

  .block .slogan2 {
    font-size: .16rem;
    line-height: .3rem;
    margin: .4rem 0;
    font-weight: 350;
  }

  .item .title {
    height: .75rem;
    line-height: .2rem;
    font-size: .14rem;
    padding: 0;
    border-top-left-radius: .12rem;
    border-top-right-radius: .12rem;
    padding-left: .63rem;
    padding-top: .16rem;
    box-sizing: border-box;
  }
  .item .title span{
    display: block;
  }
  .item:nth-of-type(1) .title{
    background: url(../img/icon-1.png) #6715D8 .2rem center no-repeat;
    background-size: .3rem;
  }
  .item:nth-of-type(2) .title{
    background: url(../img/icon-2.png) #6715D8 .2rem center no-repeat;
    background-size: .3rem;
  }
  /* .item h3 span{
    display: inline;
  } */
  .item h3 .yellow::after{
    height: .12rem;
  }
  .item .content {
    padding: .2rem .18rem .4rem .24rem;
    border-bottom-right-radius: .14rem;
    border-bottom-left-radius: .14rem;
  }

  .item h3 {
    font-size: .19rem;
    line-height: .26rem;
  }
  .item h3 span{
    /* display: inline; */
  }
  .item h4 {
    margin-top: 2rem;
    font-size: .16rem;
    line-height: .24rem;
  }
  .item h4 span{
    display: block;
  }
  .item:nth-of-type(1) .content {
    background: url(../img/earth.png) #fff .34rem 1.2rem no-repeat;
    background-size: 1.6rem;
  }
  .item:nth-of-type(2) .content {
    background: url(../img/wx.png) #fff .34rem 1.2rem no-repeat;
    background-size: 1.6rem;
  }
  .item a{
    width: 1.3rem;
    line-height: .3rem;
    font-size: .12rem;
    margin-top: .2rem;
  }
  .block .slogan2{
    text-align: center;
  }
  .block .slogan2 span::before{
    height: .12rem;
    /* left: 50%; */
    /* transform: translateX(-47%); */
  }
  .block .slogan2 span::after{
    content: "";
    width: 100%;
    height: .12rem;
    background: #F3F460;
    top: .12rem;
    left: 0;
    position: absolute;
    z-index: -1;
  }
  .block::after{
    height: .64rem;
    bottom: -.64rem;
  }
  .item:nth-of-type(1){
    margin-bottom: .4rem;
  }
  .block .slogan span:first-of-type{
    margin-bottom: .2rem;
  }
}