div{
    box-sizing: border-box;
}
.page-after{
    width: 100vw;
    height: 100vh;
}
.page3-left{
    height: 390px;
    display: flex;
    flex-direction: column;
}
.page3-left-item{
    display: flex;
    flex-direction: column;
}
.page3-left-item-bottom {
    margin-top: 25px;
}
.img-box{
    display: flex;
    justify-content: space-between;
}
.img-left{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-right: 10px;
}
.page3-title{
    font-size: 40px;
    font-weight: bold;
    color: rgb(0, 0, 0);
    margin-bottom: 25px;
}
.page3-text{
    font-size: 25px;
    font-weight: 500;
    color: #666;
}
.left-img{
    width: 280px;
    height: 220px;
}
.img-right{
    width: 280px;
    height: 450px;
}
.page4-after{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
@media screen and (max-width: 1740px) {
    .page3-left{
        height: 260px;
        display: flex;
        flex-direction: column;
    }
    .page3-title{
        font-size: 25px;
        font-weight: bold;
        color: rgb(0, 0, 0);
        margin-bottom: 25px;
    }
    .page3-text{
        font-size: 18px;
        font-weight: 500;
        color: #666;
    }
    .left-img{
        width: 170px;
        height: 145px;
    }
    .img-right{
        width: 170px;
        height: 300px;
    }
}