电脑预览如下图，左右莫名留出白边 [图片] 手机端预览如下图，显示正常 [图片]

https://mp.weixin.qq.com/s/FD3mnxFKPcw1J-TtIyURtw https://mp.weixin.qq.com/s/4IY27nC0mit6s9w-wznBRQ