@charset "utf-8";@media only screen and (min-width:1100px) and (max-width:1400px){.center,.head .navbox,.ny_zhong{width: 95%;margin: 0 auto}.xsjz_box .bd li .xueshu_you{width: 70%}.sy_xwdt_lie ul li .zuoce{height: 135px}.sy_xwdt_lie ul li .zuoce img{min-height: 135px}.xsjz_box .bd li .pic{min-height: 154px}.xsjz_box .bd li .pic img{min-height: 154px;max-height: 200px}.di_er{width: 34%}.di_er_wenzi{width: 66%;margin-top: 40px}#persons{width: 90%}#persons .swiper-slide{width: 80%;height: 270px}#persons .swiper-button-prev{left: -5%}#persons .swiper-button-next{right: -5%}#persons .swiper-slide .text .slide_zuo{height: 237px;overflow: hidden}#persons .swiper-slide .text .slide_zuo img{min-height: 237px}.ny_left_nav{width: 20%}.ny_right{width: 77%}.ny_laoshi ul li .laoshi_zuo{height: 180px}.ny_laoshi ul li .laoshi_zuo img{min-height: 180px}}@media only screen and (min-width:1401px) and (max-width:1600px){.ny_left_nav{width: 20%}}@media only screen and (min-width:1601px) and (max-width:1800px){.ny_left_nav{width: 17%}}