Поправил конфиги

Dockerfile

@@ -1,4 +1,4 @@
-FROM centos:7.4.1708 
+FROM centos:7.4.1708
 COPY nginx.repo /etc/yum.repos.d/nginx.repo
 RUN yum install -y epel-release \
     && yum install yum-utils python2-certbot-nginx openssl ca-certificates nginx -y \
@@ -7,6 +7,6 @@ RUN yum install -y epel-release \
     && ln -sf /dev/stderr /var/log/nginx/error.log
 #COPY cli.ini /etc/letsencrypt/
 COPY default.conf /etc/nginx/conf.d/
+COPY letsencrypt/ /etc/letsencrypt/
 EXPOSE 80
 CMD ["nginx", "-g", "daemon off;"]
-

default.conf

@@ -1,18 +1,17 @@
 server {
-	listen 80 default_server;
+	listen 80;
 #	listen [::]:80 default_server;
         location /.well-known {
             root /var/www/html;
         }
 
 	# Everything is a 404
-	location / {
-		return 404;
-	}
+#	location / {
+#		return 404;
+#	}
 
 	# You may need this to prevent return 404 recursion.
-	location = /404.html {
-		internal;
-	}
-}
-
+#	location = /404.html {
+#		internal;
+#	}
+#}