body{
	font-family: -apple-system, BlinkMacSystemFont, PingFangSC-Regular,
    "Microsoft Yahei", Helvetica, Arial, Verdana, Sans-Serif;
}
  header {
    width: 100%;
    height: 80px;
    line-height: 80px;
  }
  .headerDiv {
    position: fixed;
    top: 0;
    z-index: 999;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #FFF;
  }
  .register {
    display: inline-block;
    margin-left: 30px;
    width: 100px;
    text-align: center;
    height: 40px;
    line-height: 40px;
    border-radius: 6px;
    /* border: 1px solid #25c7ba; */
    background-color: #25c7ba;
    cursor: pointer;
    text-decoration: none; 
    color: #fff;
	font-weight: bold;
  }
  .register:hover{
    background-color: #25c7ba;
  }
  .titleActive {
    color: #25c7ba;
  }
  .middle {
    width: 700px;
    display: flex;
    justify-content: space-between;
    margin-right: 50px;
  }
  .left{
    font-size: 18px;
  }
  .item {
    margin-left: 20px;
    cursor: pointer;
    font-size: 18px;
	font-weight: bold;
  }
  .headtel {
    margin-left: 20px;
    cursor: pointer;
    font-size: 18px;
  }
  .img1 {
    /* width: 206px; */
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 34px;

  }
  .p1 {
    margin-top: 60px;
    text-align: center;
    font-size: 40px;
    color: #25c7ba;
    font-weight: bold;
    margin-bottom: 39px;
  }
  .p2 {
    color: #666666;
    text-decoration: underline;
    font-style: italic;
    font-size: 30px;
    margin-bottom: 69px;
  }
  .div2 {
    width: 100%;
    height: 601px;
    background-image: url("./img/banner.png");
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    /* flex-direction: column; */
    justify-content: center;
    align-items: center;
    position: relative;
  }
  .iphone{
    /* position: absolute; */
    margin-bottom: -83px;
    margin-left: -75px;
    
  }
  .div2-1 {
    background-color: #25c7ba;
    border-radius: 10px;
    width: 747px;
    height: 102px;
    color: #fff;
    text-align: center;
    line-height: 102px;
    font-size: 55px;
	letter-spacing: 6px;
    margin-bottom:70px;
	font-weight: bold;
  }
  .div2-2 {
    text-align: center;
    line-height: 75px;
    width: 747px;
    height: 75px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    color: #fff;
    font-size: 32px;
  }
  .div3 {
    background: rgba(37, 199, 186, 0.1);
    height: 900px;
    padding-top:60px;
  }
  .div3-1 {
    text-align: center;
    width: 401px;
    height: 340px;
    display: grid;
    place-items: center; /* 垂直和水平居中 */
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
  }
  .div3-2 {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 55px;
    width: 240px;
    /* height: 55px; */
    background-color: #25c7ba;
    border-radius: 10px;
    color: #ffffff;
    font-size: 30px;
  }
  .div3-p {
    color: #666666;
    font-size: 24px;
    line-height: 37px;
  }
  .span3{
    margin-right: 40px;
    display: inline-block;
    text-align: left;
  }
  .item1 {
    background-image: url("./img/组\ 92.png");
  }
  .item2 {
    background-image: url("./img/组\ 93.png");
  }
  .item3 {
    background-image: url("./img/组\ 94.png");
  }
  .item4 {
    background-image: url("./img/组\ 95.png");
  }
  .item5 {
    background-image: url("./img/组\ 96.png");
  }
  .item6 {
    background-image: url("./img/组\ 97.png");
  }
  .div4-0 {
    display: flex;
    justify-content: center;
    align-items: center;
  }
  .div4-1 {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60px;
    background: #ffffff;
    border-radius: 4px;
    border: 1px solid #e5e5e5;
    margin-bottom: 60px;
  }

  .div4-item4 {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fff;
    width: 220px;
    position: relative;
    cursor: pointer;
    border-right: 1px solid #e5e5e5;
    font-size: 28px;
    color: #666666;
  }
  .div4-item4_none {
    border-right: none;
  }

  .active {
    background-color: #25c7ba;
    color: #fff;
  }
  .tab {
    display: none;
  }
  .single {
    border: 10px solid transparent;
    border-top: #25c7ba 10px solid;
    position: absolute;
    display: none;
    bottom: -18px;
  }
  .singleActive {
    display: block;
  }
  .div5 {
    box-sizing: border-box;
    background: rgba(37, 199, 186, 0.1);
    height: 1260px;
  }
  .imgBig{
    width: 380px;
    background-color: lightblue;
    transition: transform 0.3s ease; /* 平滑过渡效果 */
  }
  .imgBig:hover{
    transform: scale(1.2);
  }
  .div5-1 {
    display: flex;
    justify-content: space-around;
  }
  .div5-item1 {
    width: 380px;
    height: 275px;
    overflow: hidden;
    position: relative;
  }
  .itemfont {
    width: 100%;
    height: 50px;
    line-height: 50px;
    padding-left: 10px;
    font-size: 28px;
    color: #fff;
    position: absolute;
    bottom: 0px;
    background: rgb(0, 0, 0, 0.5);
  }
  .div5-item {
    width: 380px;
    background-color: #ffffff;
    border-radius: 0px 0px 6px 6px;
  }
  .fontp {
    color: #666666;
  }
  .div6 {
    text-align: center;
    /* display: flex; */
  }
  .bottom_content {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    line-height: 30px;
    /* border-top: 1px solid #e5e5e5; */
    margin-bottom: 20px;
  }
  .bottom_link_title {
    margin-top: 10px;
    display: flex;
    align-items: center;
    padding: 5px 20px;
    border-right: 1px solid #e5e5e5;
  }
  .line {
    width: 1200px;
    height: 2px;
    background: #999999;
    border-radius: 1px;
    opacity: 0.3;
  }
  .bottom_link {
    margin-top: 10px;
    color: #666666;
    margin-left: 20px;
    text-decoration: none;
  }
  .div7 {
    box-sizing: border-box;
    background-color: #24262a;
    height: 212px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .img7 {
    display: flex;
    align-items: center;
    justify-content: center;
  }