.content_AA .box .con, .content_BB .box .con, .content_CC .box .con{
    font-size: 16px;
    line-height: 1.5;
}
.content_BB .box .con .point2, .content_CC .box .con .point2 {
    font-size: 20px;
    line-height: 1.5;
    font-weight: 600;
    color: #144ddd;
}
.content_AA .right, .content_BB .right, .content_CC .right{
    width: 70%;
    display: flex;
    flex-direction: column;
    margin-bottom: 4rem;
}
.content_AA .right .box, .content_BB .right .box{
    margin-top: 1.5rem;
    margin-bottom: 3rem;
}
.content_CC .right .box{
    margin-top: 1.5rem;
    padding: 1.5rem;
    background-color: #f7f7f7;
    border-radius: 5px;
}
.content_CC .right .con2{
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 4rem;
}
@media screen and (max-width: 900px) {
.content_AA .right, .content_BB .right, .content_CC .right {
    width: 100%;
}
.content_BB .box .con .point2, .content_CC .box .con .point2 {
    font-size: 18px;
}
.content_CC .right .con2 {
    font-size: 17px;
}
}