.un_about_introTxt{line-height:2.6;margin-bottom:60px}.un_about_img{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:100px}.un_about_img img{display:block;width:calc(33.333% - 8px)}@media screen and (max-width: 768px){.un_about_introTxt{margin-bottom:40px}.un_about_img{gap:6px;margin-bottom:60px}.un_about_img img{width:calc(50% - 3px)}}