main .project {
    margin-top: 0.45rem;
}
main .project .row{
    margin-left: -10px;
    margin-right: -10px;
}
main .project .row .col-xl-6{
    padding-left: 10px;
    padding-right: 10px;
}
main .project .cart{
    position: relative;
    aspect-ratio: 670/376.1;
    margin-bottom: 40px;
    max-width: 670px;
    overflow: hidden;
    max-height: 376.1px;
}
main .project .cart .img{
    width: 100%;
    /* max-width: 670px; */
}
main .project .cart .img img{
    width: 670px;
}
main .project .cart .mask{
    position: absolute;
    width: 100%;
    height: 100%;
    /* max-width: 670px; */
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    transition: all 0.5s;
    background-color: rgba(50, 47, 46,0.7);
}
main .project .cart .mask h3{
    font-size: 0.22rem;
    font-family: 'AlibabaSans';
    position: relative;
    z-index: 9;
    text-align: center;
}
main .project .cart .mask .line{
    width: 80px;
    height: 6px;
    background-color: #fff;
    margin: 8px 0;
    margin-bottom: 16px;
    position: relative;
    z-index: 9;
}
main .project .cart .mask p{
    position: relative;
    z-index: 9;
    text-align: center;
    margin-bottom: 16px;
    position: absolute;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    display: none;
}
main .project .cart .mask span{
    opacity: 0;
    position: relative;
    z-index: 9;
    width: 28px;
    height: 28px;
    background-color: #322F2E;
    position: absolute;
    display: none;
}
/* main .project .cart .mask::after{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: rgba(50, 47, 46,0.7);
    content: '';
    transition: all 0.5s;
} */
main .project .cart:hover .mask{
    opacity: 0;
}
main .project .cart:hover .mask::after{
    height: 100%;
}
main .project .cart:hover .mask span{
    opacity: 1;
    position: relative;
    transition: all 0.5s;
}
main .project .cart:hover .mask p{
    opacity: 1;
    position: relative;
    transition: all 0.5s;
}
main .project .content>a{
    margin: 0 auto;
    margin-top: 0.4rem;
}

main .project .page{
    justify-content: center;
}

@media (max-width:1279px) {
    main .project .cart .mask::after{
        height: 100%;
    }
    main .project .cart .mask p{
        opacity: 1;
        position: relative;
    }
    main .project .cart .mask span{
        opacity: 1;
        position: relative;
    }
    main .project .cart .mask h3{
        font-size: 0.3rem;
    }
}