make this code runable and solve error

nginx.conf

@@ -1,4 +1,3 @@
-user nginx;
 worker_processes auto;
 
 events {
@@ -6,13 +5,41 @@ events {
 }
 
 http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    # Logging settings
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                      '$status $body_bytes_sent "$http_referer" '
+                      '"$http_user_agent" "$http_x_forwarded_for"';
+    access_log  /var/log/nginx/access.log  main;
+    error_log  /var/log/nginx/error.log warn;
+
+    # Sendfile settings
+    sendfile            on;
+    tcp_nopush          on;
+    tcp_nodelay         on;
+    keepalive_timeout   65;
+    types_hash_max_size 2048;
+
+    # Gzip Settings
+    gzip                on;
+    gzip_disable        "msie6";
+
     server {
-        listen 8080;
+        listen       8080;
+        server_name  localhost;
 
         location / {
-            root /usr/share/nginx/html;
-            index index.html index.htm;
+            root   /usr/share/nginx/html;
+            index  index.html index.htm;
             try_files $uri $uri/ /index.html;
         }
+
+        # Error pages
+        error_page   500 502 503 504  /50x.html;
+        location = /50x.html {
+            root   /usr/share/nginx/html;
+        }
     }
 }