gzip on;
gzip_disable "MSIE [1-6].(?!.*SV1)";
gzip_vary on;
gzip_static on;
gzip_proxied any;
gzip_comp_level 5;
gzip_min_length 1400;
gzip_buffers 32 8k;
gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript application/javascript text/x-js;