diff --git a/client/css/colors.styl b/client/css/colors.styl
index a37f7bbb..cf7e7caf 100644
--- a/client/css/colors.styl
+++ b/client/css/colors.styl
@@ -61,4 +61,4 @@ $safety-sketchy = #F3D75F
 $safety-unsafe = #F3985F
 $scrollbar-thumb-color = $main-color
 $scrollbar-bg-color = $input-enabled-background-color
-$transparency-grid-square-color = #00000000
+$transparency-grid-square-color = #F0F0F0
diff --git a/client/js/models/settings.js b/client/js/models/settings.js
index b39f07fa..f36fd579 100644
--- a/client/js/models/settings.js
+++ b/client/js/models/settings.js
@@ -11,13 +11,13 @@ const defaultSettings = {
     upscaleSmallPosts: false,
     endlessScroll: false,
     keyboardShortcuts: true,
-    transparencyGrid: true,
+    transparencyGrid: false,
     fitMode: "fit-both",
     tagSuggestions: true,
     autoplayVideos: false,
     postsPerPage: 42,
     tagUnderscoresAsSpaces: false,
-    darkTheme: false,
+    darkTheme: true,
     postFlow: false,
 };
 
diff --git a/doc/example.env b/doc/example.env
index 303a25e6..5d22f42b 100644
--- a/doc/example.env
+++ b/doc/example.env
@@ -9,6 +9,7 @@ BUILD_INFO=latest
 # Set to 127.0.0.1:8080 if you wish to reverse-proxy the docker's port,
 # otherwise the port specified here will be publicly accessible
 PORT=8080
+# EXPOSED_POSTGRES_PORT=34517
 
 # How many waitress threads to start
 # 4 is the default amount of threads. If you experience performance
diff --git a/docker-compose.yml b/docker-compose.yml
index 60cb2393..3b25e58e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -40,7 +40,7 @@ services:
     volumes:
       - "${MOUNT_DATA}:/data:ro"
     ports:
-      - "${PORT}:80"
+      - "${PORT:-3000}:80"
 
   sql:
     image: postgres:11-alpine
@@ -48,7 +48,7 @@ services:
     environment:
       POSTGRES_USER:
       POSTGRES_PASSWORD:
-#    ports:
-#     - 5432:5432
+    ports:
+     - "${EXPOSED_POSTGRES_PORT:-34517}:5432"
     volumes:
       - "${MOUNT_SQL}:/var/lib/postgresql/data"