server {
    listen 80;
    server_name domain;
    client_max_body_size 0;
    location / {
        proxy_pass http://site_name;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_connect_timeout 600;
        proxy_send_timeout 600;
        proxy_read_timeout 600;
        send_timeout 600;
    }
    listen 443 ssl;
    ssl_certificate /etc/letsencrypt/tmp/domain/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/tmp/domain/privkey.pem;
}