HTTP/1.1 200 OK Server: none Date: Tue, 31 Dec 2019 22:13:37 GMT Content-Type: text/html Content-Length: 0 Connection: keep-alive X-Frame-Options: SAMEORIGIN Last-Modified: Tue, 21 May 2019 08:16:52 GMT Accept-Ranges: bytes Vary: User-Agent Cache-Control: private, max-age=600 Expires: Tue, 31 Dec 2019 22:25:36 GMT ETag: "0-5896178a199e8-gzip" Content-Language: zh-CN