.bg{
    background: url(../images/bg.png) no-repeat;
    background-size: 100% 100%;
    padding: 10px;box-sizing: border-box;
}
.black-bg{
     background: url(../images/bg2.png) no-repeat;
    background-size: 100% 100%;
    padding: 15px 10px 50px;
    position: relative;
}
.img1{
    /* height: 220px; */
    width: 100%;
}
.img2{
    margin-top: 10px;
    width: 100%;
}
.banner{
    width: 100%;
    margin-top: 13px;
}
.gongsijianjie{
    background: url(../images/jianjie-bg.png) no-repeat;
    min-height: 100px;
     background-size: 100% 100%;
     margin-top: 40px;
     position: relative;
     padding: 70px 12px 35px;
}
.gongsijianjie .txt{
    line-height: 26px;
    font-size: 14px;
}
.gongsijianjie .txt p{
    text-indent: 2em;
}
.earth-img{
    width: 80px;
    position: absolute;
    right: 0;
    top: 0;
    top: -31px;
}
.jianjie-img{
    width: 220px;
    position: absolute;
    left: 0;
    top: 3px;
    left: 15px;
}
.photo{
    width: 100%;
    margin-top: 40px;
}
.content{

 background: url(../images/content-bg.png) no-repeat;
    min-height: 100px;
     background-size: 100% 100%;
     margin-top: 50px;
     position: relative;
     padding: 70px 20px 35px;
}
.content-title{
    width: 300px;
    position: absolute;
    top: 0;
    left: 40px;
}
.content-left{
    position: absolute;
    width: 75px;
    left: -27px;
    top: 0;
}
.content .txt{
      line-height: 26px;
    font-size: 14px;
    text-indent: 2em;
}
.img-four{
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    margin-top: 45px;
}
.img-four img{
    width: 100%;
}
.dwn-bg{
  display: flex;
    text-align: center;
   justify-content: space-between;
   align-items: center;
   margin: 30px 10px 10px;
}
.dwn-bg a{
background: url(../images/btn1.png);
  width: 265px;
    height: 65px;
    color: #000;
    display: inline-block;
    background-size: 100% 100%;
     display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
}
.ios{
    width: 15px;
    margin-right: 5px;
}
.dwn{
    width: 15px;
    margin-left: 5px;
}
.red-btn{
    background: url(../images/red-btn.png);
  margin: 0 10px;
    height: 65px;
     color: #fff;
     font-size: 20px;
      display: block;
    background-size: 100% 100%;
    text-align: center;
    line-height: 65px;
}
.three{
    background: url(../images/bg3.png) no-repeat;
    min-height: 50px;
     background-size: 100% 100%;
     margin-top: 50px;
     position: relative;
     padding: 40px 10px 15px;
     position: relative;
     margin-left: 20px;
     margin-right: 20px;
}
.three-title{
    position: absolute;
    width: 190px;
   left: -28px;
    top: 20px;
}
.three-right{
    width: 60px;
    position: absolute;
    right: 9px;
    top: -19px;
}
.coin{
    position: absolute;
    left: -40px;
    bottom: -22px;
    width: 70px;
}
.three .p1{
    text-align: center;
    font-size: 14px;
    color: #fff;
    line-height: 26px;
}
.three .p1 span{
    color: #fffbc0;
    font-size: 14px;
}
.three .p2{
    text-align: center;
    font-size: 12px;
}
.footer-1{
    background: #1f1f1f;
    padding: 35px 25px;
}
.email-top{
    display: flex;
    align-items: center;
    
}
.email-txt{
    margin-left: 40px;
}
.txt1{
    color: #9e9e9e;
    font-size: 14px;
}
.txt2{
    color: #fff;
    font-size: 14px;
    margin-top: 20px;
}
.email-btm{
    margin-top: 35px;
}
footer{
    background: #000000;
    padding-top: 28px;
    height: 110px;
    box-sizing: border-box;
    text-align: center;
      color: #9e9e9e;
    font-size: 14px;
}
.sousuo{
    width: 20px;
    position: absolute;
    right: 70px;
    top: 10px;
}
.menu{
    width: 20px;
     position: absolute;
    
     right: 26px;
}