.content{
    width: 1440px;
    margin: 76px auto 0;
}
.content-product{
    display: flex;
    flex-wrap: wrap;
    margin-top: 26px;
    justify-content: center;
}
.content-product-item{
    width: 401px;
    margin-right: 53px;
    margin-bottom: 64px;
}
.content-product-item:nth-child(3n){
    margin-right: 0px;
}
.content-product-item-img{
    width: 401px;
    height: 500px;
}
.content-product-item-title{
    display: flex;
    font-size: 30px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: #000000;
    margin-top: 11px;
}
.content-product-item-title-text{
    position: relative;
}
.content-product-item-title-text-sign{
    position: absolute;
    font-size: 13px;
    top: 0px;
    right: 21px;
}
.content-product-item-title1{
    font-size: 19px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #000000;
    margin-top: 5px;
}
.content-product-item-img1{
    width: 105px;
    height: 42px;
    margin-top: 14px;
}
.bottom{
    display: flex;
    margin: 60px auto 0;
    width: 1308px;
    height: 711px;
    background-image: url(../image/product/footer_bkg.png);
    background-size: 100% 100%;
    box-sizing: border-box;
    padding-left: 370px;
    padding-top: 147px;
    margin-bottom: 66px;
}
.bottom-item{
    margin-right: 151px;
}
.bottom-item-product{
    display: block;
    width: 338px;
    height: 338px;
}
.bottom-item-btn{
    width: 105px;
    height: 42px;
    margin-top: 16px;
}