user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;

# Load dynamic modules. See /usr/share/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;

events {
    worker_connections 1024;
}

http {
    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;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    server {
        listen       80 default_server;
        server_name  _;
        # Load configuration files for the default server block.
        include /etc/nginx/default.d/*.conf;

        location / {
                root         /var/www/html;
                index /index.html;
                try_files $uri $uri/ /index.html;
                gzip on;
                gzip_static on;
                gzip_min_length 1k;
                gzip_http_version 1.0;
                gzip_comp_level 6;
                gzip_types  text/plain text/css application/javascript application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
                add_header "Access-Control-Allow-Origin" "*";   
                add_header "Access-Control-Allow-Methods" "*";
                add_header "Access-Control-Allow-Headers" "*";
                add_header Cache-Control "public, no-cache, must-revalidate";

                if ($request_filename ~* .*\.(?:jpg|jpeg|gif|png|ico|cur|gz|svg|svgz|mp4|ogg|ogv|webm)$)
                {
                    expires 7d;
                }
                
                if ($request_method = "OPTIONS") {
                    return 204;
                }
        }

        error_page 404 /404.html;
            location = /40x.html {
        }

        error_page 500 502 503 504 /50x.html;
            location = /50x.html {
        }
    }
}