.contentBox{
    padding: 40px 0;
}
.contentBox .imgsBox{
    width: 500px;
    background-color: #fff;
    padding-right: 20px;
}
.contentBox .line{
    height: 1px;
    border-bottom: 1px dashed rgb(204, 204, 204);
    margin-bottom: 10px;
}

@media (max-width: 768px){
    .contentBox .imgsBox{
        width: 100%;
        background-color: #fff;
        padding-right: 0;
        margin-bottom: 20px;
    }
}