diff --git a/zerobin.py b/zerobin.py
deleted file mode 100644
index 271fcac..0000000
--- a/zerobin.py
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/usr/bin/env python
-# coding: utf-8
-
-from zerobin.cmd import main
-
-main()
diff --git a/zerobin/__main__.py b/zerobin/__main__.py
new file mode 100644
index 0000000..eadae7c
--- /dev/null
+++ b/zerobin/__main__.py
@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+
+from zerobin.cli import main
+
+main()
diff --git a/zerobin/cmd.py b/zerobin/cli.py
similarity index 74%
rename from zerobin/cmd.py
rename to zerobin/cli.py
index 28f9827..c879752 100644
--- a/zerobin/cmd.py
+++ b/zerobin/cli.py
@@ -7,16 +7,20 @@
 
 import sys
 import re
+import os
+
+import zerobin
 
 from zerobin.utils import (
     settings,
     SettingsValidationError,
-    ensure_var_env,
+    ensure_app_context,
     hash_password,
 )
 from zerobin.routes import get_app
 from zerobin.paste import Paste
 
+
 from bottle import run
 
 import clize
@@ -26,11 +30,9 @@ def runserver(
     *,
     host="",
     port="",
+    config_dir="",
+    data_dir="",
     debug=None,
-    user="",
-    group="",
-    settings_file="",
-    compressed_static=None,
     version=False,
     paste_id_length=None,
     server="paste",
@@ -39,23 +41,18 @@ def runserver(
         print("0bin V%s" % settings.VERSION)
         sys.exit(0)
 
-    settings.HOST = host or settings.HOST
-    settings.PORT = port or settings.PORT
-    settings.USER = user or settings.USER
-    settings.GROUP = group or settings.GROUP
-    settings.PASTE_ID_LENGTH = paste_id_length or settings.PASTE_ID_LENGTH
-    settings.DEBUG = bool(debug) if debug is not None else settings.DEBUG
-
-    ensure_var_env()
-
     try:
-        _, app = get_app(debug, settings_file, compressed_static, settings=settings)
+        settings, app = get_app(debug=debug, config_dir=config_dir, data_dir=data_dir,)
     except SettingsValidationError as err:
         print("Configuration error: %s" % err.message, file=sys.stderr)
         sys.exit(1)
 
+    settings.HOST = host or os.environ.get("ZEROBIN_HOST", settings.HOST)
+    settings.PORT = port or os.environ.get("ZEROBIN_PORT", settings.PORT)
+
     if settings.DEBUG:
-        print(f"Admin URL: http://{settings.HOST}:{settings.PORT}{settings.ADMIN_URL}")
+        print(f"Admin URL: {settings.ADMIN_URL}")
+        print()
         run(
             app, host=settings.HOST, port=settings.PORT, reloader=True, server=server,
         )
@@ -100,7 +97,7 @@ def delete_paste(*pastes, quiet=False):
                 print("Paste {} doesn't exist".format(paste_uuid))
 
 
-def print_admin_url():
+def infos():
     """ Print the route to the 0bin admin.
 
     The admin route is generated by zerobin so that bots won't easily
@@ -123,8 +120,16 @@ def print_admin_url():
 
     """
 
-    ensure_var_env()
-    print(settings.ADMIN_URL)
+    ensure_app_context()
+    print(f"Zerobin version: {zerobin.__version__}")
+    print(f"Admin URL (to moderate pastes): {settings.ADMIN_URL}")
+    print(f"Data dir (pastes and counter): {settings.DATA_DIR}")
+    print(
+        f"Config dir (config file, secret key, admin password and custom views): {settings.CONFIG_DIR}"
+    )
+    print(
+        f"Static files dir (to configure apache, nging, etc.): {settings.STATIC_FILES_ROOT}"
+    )
 
 
 def set_admin_password(password):
@@ -134,17 +139,17 @@ def set_admin_password(password):
 
     """
 
-    ensure_var_env()
+    ensure_app_context()
     settings.ADMIN_PASSWORD_FILE.write_bytes(hash_password(password))
 
 
 def main():
-    subcommands = [runserver, delete_paste, print_admin_url, set_admin_password]
+    subcommands = [runserver, delete_paste, infos, set_admin_password]
     subcommand_names = [
         clize.util.name_py2cli(name)
         for name in clize.util.dict_from_names(subcommands).keys()
     ]
     if len(sys.argv) < 2 or sys.argv[1] not in subcommand_names:
         sys.argv.insert(1, subcommand_names[0])
-    clize.run(runserver, delete_paste, print_admin_url, set_admin_password)
+    clize.run(runserver, delete_paste, infos, set_admin_password)
 
diff --git a/zerobin/default_settings.py b/zerobin/default_settings.py
index ce8c248..afefa84 100644
--- a/zerobin/default_settings.py
+++ b/zerobin/default_settings.py
@@ -1,57 +1,19 @@
-from zerobin import ROOT_DIR
-
-# Path to the directory that will contains all variable content, such
-# as pastes, the secret key, etc
-VAR_DIR = ROOT_DIR.parent / "var"
-
-# debug will get you error messages and auto reload
-# don't set this to True in production
+# Get error messages and auto reload.
+# Don't set this to True in production
 DEBUG = False
 
-# Should the application serve static files on it's own ?
-# If yes, set the absolute path to the static files.
-# If no, set it to None
-# In dev this is handy, in prod you probably want the HTTP servers
-# to serve it, but it's OK for small traffic to set it to True in prod too.
-STATIC_FILES_ROOT = ROOT_DIR / "static"
-
-# If True, will link the compressed verion of the js and css files,
-# otherwise, will use the ordinary files
-COMPRESSED_STATIC_FILES = False
-
-# A tuple of absolute paths of directory where to look the template for
-# the first one will be the first to be looked into
-# if you want to override, it needs to be it a directory at the begining of
-# this tuple. By default, custom_views is meant for that purpose.
-TEMPLATE_DIRS = (
-    VAR_DIR / "custom_views",
-    ROOT_DIR / "views",
-)
-
-# Port and host the embeded python server should be using
-# You can also specify them using the --host and --port script options
-# which have priority on these settings
+# Port and host the embedded python server should be using
 HOST = "127.0.0.1"
-PORT = "8000"
-
-# User and group the server should run as. Set to None if it should be the
-# current user. Some OS don't support it and if so, it will be ignored.
-USER = None
-GROUP = None
+PORT = "3255"
 
 # Display a tiny counter for pastes created.
-# Be carreful if your site have to many pastes this can hurt your hard drive performances.
-# Refresh counter interval. Default to every minute after a paste.
 DISPLAY_COUNTER = True
-REFRESH_COUNTER = 60 * 1  # Fill this if you want to
-ADMIN_CREDENTIALS = {
-    "username": None,
-    "password": None,
-}
+# Refresh counter interval.
+REFRESH_COUNTER = 60  # in seconds
 
-
-# Names/links to insert in the menu bar.
-# Any link with "mailto:" will be escaped to prevent spam
+# Names/links to insert in the footer.
+# Any link with "mailto:" will be escaped to limit spam, but displayed
+# correctly to the user using JS.
 MENU = (
     ("Create paste", "/"),  # internal link. First link will be highlited
     ("Github", "https://github.com/Tygs/0bin"),  # external link
@@ -60,11 +22,11 @@ MENU = (
     ("Zerobin Pastebin", "https://www.0bin.net/"),  # Thanks the authors :)
 )
 
-# limit size of pasted text in bytes. Be careful allowing too much size can
-# slow down user's browser
+# Size limit of the paste content in bytes. Be careful, allowing a size too big can
+# slow down the user's browser
 MAX_SIZE = 1024 * 500
 
-# length of base64-like paste-id string in the url, int from 4 to 27 (length of sha1 digest)
+# Length of the paste-id string in the url, int from 4 to 27 (length of sha1 digest)
 # total number of unique pastes can be calculated as 2^(6*PASTE_ID_LENGTH)
 # for PASTE_ID_LENGTH=8, for example, it's 2^(6*8) = 281 474 976 710 656
 PASTE_ID_LENGTH = 8
diff --git a/zerobin/routes.py b/zerobin/routes.py
index 272cc07..df83018 100644
--- a/zerobin/routes.py
+++ b/zerobin/routes.py
@@ -27,15 +27,15 @@ from beaker.middleware import SessionMiddleware
 
 from zerobin import __version__
 from zerobin.utils import (
-    settings,
     SettingsValidationError,
-    ensure_var_env,
+    ensure_app_context,
     check_password,
+    settings,
 )
 from zerobin.paste import Paste
 
 
-ensure_var_env()
+ensure_app_context()
 
 
 GLOBAL_CONTEXT = {
@@ -235,33 +235,33 @@ def server_static(filename):
     return static_file(filename, root=settings.STATIC_FILES_ROOT)
 
 
-def get_app(debug=None, settings_file="", compressed_static=None, settings=settings):
+def get_app(debug=None, config_dir="", data_dir=""):
     """
         Return a tuple (settings, app) configured using passed
         parameters and/or a setting file.
     """
 
-    settings_file = settings_file or os.environ.get("ZEROBIN_SETTINGS_FILE")
+    data_dir = data_dir or os.environ.get("ZEROBIN_DATA_DIR")
+    config_dir = config_dir or os.environ.get("ZEROBIN_CONFIG_DIR")
 
-    if settings_file:
-        settings.update_with_file(os.path.realpath(settings_file))
+    ensure_app_context(config_dir=config_dir, data_dir=data_dir)
+
+    settings.DEBUG = bool(debug or os.environ.get("ZEROBIN_DEBUG", settings.DEBUG))
+
+    settings.DISPLAY_COUNTER = bool(
+        os.environ.get("ZEROBIN_DISPLAY_COUNTER", settings.DISPLAY_COUNTER)
+    )
+    settings.REFRESH_COUNTER = int(
+        os.environ.get("ZEROBIN_REFRESH_COUNTER", settings.REFRESH_COUNTER)
+    )
+    settings.MAX_SIZE = int(os.environ.get("ZEROBIN_MAX_SIZE", settings.MAX_SIZE))
+    settings.PASTE_ID_LENGTH = int(
+        os.environ.get("ZEROBIN_PASTE_ID_LENGTH", settings.PASTE_ID_LENGTH)
+    )
 
     if settings.PASTE_ID_LENGTH < 4:
         raise SettingsValidationError("PASTE_ID_LENGTH cannot be lower than 4")
 
-    if compressed_static is not None:
-        settings.COMPRESSED_STATIC_FILES = compressed_static
-
-    if debug is not None:
-        settings.DEBUG = debug
-
-    # make sure the templates can be loaded
-    for d in reversed(settings.TEMPLATE_DIRS):
-        bottle.TEMPLATE_PATH.insert(0, d)
-
-    if settings.DEBUG:
-        bottle.debug(True)
-
     return settings, app
 
 
diff --git a/zerobin/static/css/style.css b/zerobin/static/css/style.css
index e09e839..3505102 100644
--- a/zerobin/static/css/style.css
+++ b/zerobin/static/css/style.css
@@ -46,9 +46,6 @@
 
 /* body & other stuff */
 
-body {
-  padding-bottom: 40px;
-}
 
 .blk-space {
   height: 20px;
@@ -101,16 +98,24 @@ blockquote {
 
 /* Footer */
 
+#app {
+  display: flex;
+  min-height: 100vh;
+  flex-direction: column;
+}
+
+#wrap-content {
+  flex: 1;
+}
+
 .footer {
   text-align: center;
-  bottom: 0px;
-  position: fixed;
   height: 60px;
   width: 100%;
+  position: relative;
   display: block;
   margin: 0px 0px 0px 0px;
   padding: 8px 0 0 0;
-  left: 0;
   background-color: #424141;
 }
 
diff --git a/zerobin/static/js/behavior.js b/zerobin/static/js/behavior.js
index de18797..cf0499e 100644
--- a/zerobin/static/js/behavior.js
+++ b/zerobin/static/js/behavior.js
@@ -18,8 +18,6 @@ setTimeout(function () {
   document.getElementById('content').focus()
 }, 100)
 
-
-
 const app = new Vue({
 
   el: '#app',
diff --git a/zerobin/utils.py b/zerobin/utils.py
index 623e164..0f431d9 100644
--- a/zerobin/utils.py
+++ b/zerobin/utils.py
@@ -8,6 +8,13 @@ import hashlib
 import secrets
 from functools import partial
 
+from pathlib import Path
+
+import bottle
+
+from appdirs import AppDirs
+
+import zerobin
 from zerobin import default_settings
 
 
@@ -92,7 +99,7 @@ def as_unicode(obj):
         return str(obj)
 
 
-def ensure_var_env():
+def ensure_app_context(data_dir=None, config_dir=None):
     """ Ensure all the variable things we generate are available.
 
         This will make sure we have:
@@ -101,20 +108,39 @@ def ensure_var_env():
         - a content dir
         - a secret key
         - an admin URL
+
+        This function is idempotent if nothing touch the files it created.
     """
 
-    settings.VAR_DIR.mkdir(exist_ok=True, parents=True)
-    settings.PASTE_FILES_ROOT = settings.VAR_DIR / "content"
+    app_dirs = AppDirs("0bin", "tygs")
+
+    settings.DATA_DIR = Path(data_dir or app_dirs.user_data_dir).expanduser()
+    settings.DATA_DIR.mkdir(exist_ok=True, parents=True)
+
+    settings.CONFIG_DIR = Path(config_dir or app_dirs.user_config_dir).expanduser()
+    settings.CONFIG_DIR.mkdir(exist_ok=True, parents=True)
+
+    settings.STATIC_FILES_ROOT = zerobin.ROOT_DIR / "static"
+
+    settings.PASTE_FILES_ROOT = settings.DATA_DIR / "pastes"
     settings.PASTE_FILES_ROOT.mkdir(exist_ok=True)
-    settings.SESSIONS_DIR = settings.VAR_DIR / "sessions"
+
+    settings.SESSIONS_DIR = settings.DATA_DIR / "sessions"
     settings.SESSIONS_DIR.mkdir(exist_ok=True)
 
-    secret_key_file = settings.VAR_DIR / "secret_key"
+    bottle.TEMPLATE_PATH.insert(0, zerobin.ROOT_DIR / "views")
+
+    CUSTOM_VIEWS_DIR = settings.CONFIG_DIR / "custom_views"
+    CUSTOM_VIEWS_DIR.mkdir(exist_ok=True)
+
+    bottle.TEMPLATE_PATH.insert(0, CUSTOM_VIEWS_DIR)
+
+    secret_key_file = settings.CONFIG_DIR / "secret_key"
     if not secret_key_file.is_file():
         secret_key_file.write_text(secrets.token_urlsafe(64))
     settings.SECRET_KEY = secret_key_file.read_text()
 
-    admin_password_file = settings.VAR_DIR / "admin_password"
+    admin_password_file = settings.CONFIG_DIR / "admin_password"
     if not secret_key_file.is_file():
         admin_password_file.write_text(
             "No password set. Use the set_admin_passord command. Don't write this file by hand."
@@ -124,6 +150,13 @@ def ensure_var_env():
     payload = ("admin" + settings.SECRET_KEY).encode("ascii")
     settings.ADMIN_URL = "/admin/" + hashlib.sha256(payload).hexdigest() + "/"
 
+    settings_file = settings.CONFIG_DIR / "settings.py"
+    if not settings_file.is_file():
+        default_config = (zerobin.ROOT_DIR / "default_settings.py").read_text()
+        settings_file.write_text(default_config)
+
+    settings.update_with_file(settings_file)
+
 
 def hash_password(password):
     return hashlib.scrypt(
diff --git a/zerobin/views/base.tpl b/zerobin/views/base.tpl
index 65ef041..777d36a 100644
--- a/zerobin/views/base.tpl
+++ b/zerobin/views/base.tpl
@@ -12,7 +12,7 @@
   <link rel="icon" href="/static/img/favicon.ico" />
 
 
-  %if settings.COMPRESSED_STATIC_FILES:
+  %if not settings.DEBUG:
   <link href="/static/css/style.min.css?{{ VERSION }}" rel="stylesheet" />
   %else:
   <link href="/static/css/prettify.css" rel="stylesheet" />
@@ -94,10 +94,11 @@
   </div>
 
 
-  <script src="/static/js/vue.js"></script>
-  %if settings.COMPRESSED_STATIC_FILES:
+
+  %if not settings.DEBUG:
   <script src="/static/js/main.min.js?{{ VERSION }}"></script>
   %else:
+  <script src="/static/js/vue.js"></script>
   <script src="/static/js/sjcl.js"></script>
   <script src="/static/js/behavior.js?{{ VERSION }}"></script>
   %end
@@ -107,8 +108,8 @@
 
   </script>
 
-  %if settings.COMPRESSED_STATIC_FILES:
-  <script src="/static/js/additional.min.js?{{ settings.VERSION }}"></script>
+  %if not settings.DEBUG:
+  <script src="/static/js/additional.min.js?{{ VERSION }}"></script>
   %else:
   <script src="/static/js/lzw.js"></script>
   <script src="/static/js/prettify.min.js"></script>
diff --git a/zerobin/wsgi.py b/zerobin/wsgi.py
new file mode 100644
index 0000000..33fb133
--- /dev/null
+++ b/zerobin/wsgi.py
@@ -0,0 +1,3 @@
+from zerobin.wsgi import setup_app
+
+settings, app = get_app()