.activities-page{width:1200px;margin:24px auto 200px;overflow:hidden}.activities-page li{float:left;margin:0 24px 24px 0}.activities-page li:nth-child(4n){margin-right:0}.activities-page .activity-item{display:block;position:relative;width:282px;height:162px;background-size:cover;background-position:50%;background-repeat:no-repeat;border-radius:5px}.activities-page .activity-item.processing:before{display:block;position:absolute;top:16px;right:0;padding:0 8px;color:#fff;font-size:12px;line-height:20px;border-radius:10px 0 0 10px;content:"进行中";background-color:#fe5a58}.activities-page [lazy=error],.activities-page [lazy=loading]{background-size:180px}