.interior_top_text{
    margin: 10px 0;
    font-size: 16px;
    font-weight: bold;
}

#grand-top #t-nav-interior ul.interior_top_btn_wrap {
    display: flex;
    justify-content: space-between;
}

#grand-top #t-nav-interior ul.interior_top_btn_wrap li {
    float: none;
    width: 48%;
    margin-bottom: 30px;
}