2018-06-02-碧蓝航线一周年

活动入口 https://www.bilibili.com/blackboard/activity-1year.html
以下为各个分辨率的封面图
(缺少4种分辨率，目前官方未放出，无法获取)
320x480
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/1517e6d13db18c68e1370531cc394cb1.jpg
375x647
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/911ea904216adabdbf3608465078084c.jpg
480x640
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/45bfdca28048be2a2647c19f434e8d77.jpg
480x728
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/8c156264b41f75e901b32bf82c5239e3.jpg
480x800
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/087102c3d5e5917dc543d366a14ab791.jpg
480x854
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/5b11194a6d87407f06bbb9ab8ee47285.jpg
600x976
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/0c7f10345b242d7f6bfc4752c1037048.jpg
640x960
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/1f248c2b7d27667b0bc2151e7e3a6886.jpg
640x1136
https://i0.hdslb.com/bfs/sycp/tmaterial/201805/4307c5e5ac1ed7bc81fa36d425491d25.jpg