Default file Nginx

default

    server {
            listen       80;
            server_name  your_site_name.com;
            root /usr/share/nginx/html;
            index index.php index.html index.htm index.nginx-debian.html;
            location / {
                    try_files $uri $uri/ =404;
            }
            error_page 404 /404.html;
            error_page 500 502 503 504 /50x.html;
            location = /50x.html {
                    root /var/www/html;
            }
            location ~ \.php$ {
                    try_files $uri =404;
                    fastcgi_pass unix:/var/run/php5-fpm.sock;
                    fastcgi_index index.php;
                    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
                    include fastcgi_params;
            }
    }