@media screen and (max-width : 768px){
    .ray_box .title_Mobile{
        font-size: 2.75rem;
        font-weight: 600;
    }
    .content-box .content_title .desc_mobile{
        font-size: 3.5vw;
        height: auto;
        line-height: 6vw;
    }
    .content-box .menu-box{
        width: 50vw;
        font-size: 3.5vw;
    }
    .content-box .content_title .title_Mobile:after {
        left: 50%;
        transform: translateX(-50%);
    }
}