*{
    margin: 0;
    bottom: 0;
    box-sizing: border-box;
}
.main{
    background-color: #f7f8fc;
}
.top{
    position: relative;
    height: 50px;
}
.top-one, .top-two, .top-three{
    position: absolute;
    height: 50px;
}
.top-one{
    left: 10%;
}
.top-one img, .top-two img{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}
.top-one span{
    display: inline-block;
    position: absolute;
    width: 100px;
    line-height: 50px;
    margin-left:45px;
    font-size: 17px;
    font-weight: 530;
}
.top-two{
    left: 30%;
}
.top-two span{
    display: inline-block;
    position: absolute;
    width: 100px;
    line-height: 50px;
    margin-left: 20px;
    color: #333333;
}
.top-two a{
    display: inline-block;
    margin-right: 120px;
}
.top-three{
    right: 10%;
}
.top-three span{
    display: inline-block;
    position: absolute;
    width: 100px;
    line-height: 50px;
    margin-left: 20px;
    color: #333333;
}
.tu{
    height: 250px;
    background-color: pink;
}
.tu img{
    width: 100%;
    height: 100%;
    object-fit: fill;
}
.mybody{
    position: relative;
}
.index{
    height: 50px;
    border-bottom: 1px solid #dedede;
    position: relative;
}
.i-child{
    position: absolute;
    width: 40%;
    height: 100%;
    display: flex;
    left: 50%;
    transform: translateX(-50%);
    justify-content: space-between;
}
.i-child div{
    padding-top: 15px;
    color: #585859;
    height: 100%;
    cursor: pointer;
}
.i-child :nth-child(1){
    color: #7f69d9;
    border-bottom: 4px solid #7f69d9;
}
.bomain{
    width: 60%;
    margin: auto;
    margin-top: 20px;
}
h3{
    color: #333333;
}
.ban{

    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}
.ban div{
    width: 25%;
    background-color: #e5e8f6;
    position: relative;
}
.ban div .imgs{
    position: absolute;
    width: 60px;
    height: 60px;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
}
.ban div .imgs img{
    width: 100%;
    height: 100%;
}
.ban div .wen{
    position: absolute;
    top: 40%;
    width: 100%;
    height: 40px;

}
.ban div .dow{
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
}
.ban div .wen div{
    width: 100%;
    text-align: center;
    margin: 10px 0;
    font-size: 18px;
    font-weight: bold;
}
.ban div .but{
    position: absolute;
    width: 110px;
    height: 30px;
    border: 2px solid #7f69d9;
    color: #7f69d9;
    text-align: center;
    line-height: 30px;
    top: 75%;
    left: 50%;
    transform: translateX(-50%);
}
.bottn{
    margin-top: 50px;
    padding: 20px 0;
    height: 80px;
    text-align: center;
    color: #333333;
    background-color: #ffffff;
}
.bottn div{
    margin: 15px 0;
}
.ban .dow{
    position: absolute;
    width: 100%;
    height: 100%;
}
.ban .dow img{
    width: 120px;
    height: 120px;
    display: inline-block;
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
}
.ban .dow .wen{
    position: absolute;
    top: 75%;
    text-align: center;
}