@media screen and (min-width: 1000px) {
        .ly_about_24 .section .about_box .a_right_box {width: 60%;}
        .ly_about_24 .section .a_right_box .item {width: 22%;}   
    }
    @media screen and (max-width: 1000px) {
        .ly_about_24 .section .a_right_box .item {width: 40%;}   
    }