.assistant-banner {    -webkit-background-size: cover;    background-size: cover;}.assistant-banner img{    display: block;    width: 1200px;    height:100%;    margin: auto;}.bargain-function .bargain-title{    padding: 53px 0 61px;}.bargain-title{    font-size:30px;    font-family:PingFang SC;    font-weight:bold;    color:rgba(59,66,107,1);    line-height:32px;}.bargain-icon{    width: 880px;    margin: 0 auto;    display: flex;    flex-direction: row;    align-items: center;    justify-content: space-between;}.bargain-icon .item{    display: flex;    flex-direction: column;    align-items: center;}.bargain-icon .item p{    font-size:22px;    font-family:PingFang SC;    font-weight:500;    color:rgba(93,100,148,1);    line-height:30px;}.function-content{    display: flex;    flex-direction: row;    justify-content: space-between;    margin-bottom: 15px;}.content-txt{    width: 470px;    text-align: left;    display: flex;    flex-direction: column;}.content-txt .content-title{    font-size:26px;    font-family:PingFang SC;    font-weight:bold;    color:rgba(59,66,107,1);    line-height:56px;    padding-top: 210px;}.content-txt p{    font-size:16px;    font-family:PingFang SC;    font-weight:500;    color:rgba(93,100,148,1);    line-height:48px;}.diyImg{  padding-bottom: 61px;}.diyImg img{    width:694px;    border: 0;    margin: auto;}.fourImg{    padding-bottom: 84px;}.fourImg img{    width: 100%;    border: 0;    display: block;    margin: auto;}