diff --git a/80.conf b/80.conf
index 803c2be..364d6cf 100644
--- a/80.conf
+++ b/80.conf
@@ -4,10 +4,10 @@ server {
     # index index.php index.html index.htm index.nginx-debian.html;
 
     location /api {
-        add_header 'Access-Control-Allow-Origin' '*';
-        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-        add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range';
-        add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range';
+        # add_header 'Access-Control-Allow-Origin' '*';
+        # add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
+        # add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range';
+        # add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range';
         proxy_pass http://backend;
     }
 
diff --git a/nginx.conf b/nginx.conf
index a1284dc..d8584cc 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -9,6 +9,7 @@ http {
     resolver 127.0.0.1;
     include       mime.types;
     default_type  application/octet-stream;
+    client_max_body_size 20M;
     
     sendfile        on;
     keepalive_timeout  10;