.content,img,ul{margin:0 auto}.content,img,ul li{width:100%}*{margin:0;padding:0;box-sizing:border-box}img{display:block;height:auto;max-width:100%}.content{font-size:.293333rem;line-height:2;text-align:justify}ul{list-style:none;width:90%}ul li .num{display:inline-block;width:.4rem;height:.4rem;line-height:.4rem;text-align:center;border-radius:50%;color:#fff;background:#fd8257;margin-right:.266667rem}