diff --git a/app.js b/app.js
index 0c46fa6..eadea0e 100755
--- a/app.js
+++ b/app.js
@@ -69,12 +69,14 @@ global.APPLICATION_ROOT = argv.path || process.cwd();
 process.env = require("./app/env.js")(argv);
 global.WIKI_PATH = process.env.WIKI_PATH
 global.WIKI_NAME = argv.name || process.env.GIT_REPO_URL.split("/").pop().replace(".git", "").toUpperCase()
+global.WIKI_CONTENTS_DIRECTORY_NAME = "_contents";
 
-global.logger = require("./app/log/logger.js");
-global.git = require("./app/git.js");
+global.logger = require("./app/log/logger.js")
+global.git = require("./app/git.js")
 global.markdown = require("./app/markdown.js")
-global.wikiMap = require("./app/map.js");
-global.wikiPage = require("./app/page.js");
+global.wikiMap = require("./app/map.js")
+global.wikiPage = require("./app/page.js")
+global.wikiContents = require('./app/content.js')
 
 logger.debug("Using root path: "+APPLICATION_ROOT+" and wiki path: "+WIKI_PATH)
 logger.debug("Parchment currently running as user: "+require('os').userInfo().username)
diff --git a/app/content.js b/app/content.js
new file mode 100755
index 0000000..f853e0a
--- /dev/null
+++ b/app/content.js
@@ -0,0 +1,39 @@
+const path = require("path");
+const fs = require("fs")
+
+let contents = {};
+const contentsDirName = WIKI_CONTENTS_DIRECTORY_NAME;
+const units = ["css", "favicon", "header", "background"];
+
+module.exports = function(){
+    updateContents();
+
+    setInterval(updateContents, process.env.WIKI_CONTENT_UPDATE_INTERVAL * 60 * 1000);
+
+    return function(){return contents;}()
+}()
+
+function updateContents(){
+    logger.debug("Updating contents...")
+    contents = {
+        "css": "/style.css",
+        "favicon": "/res/img/favicon.png",
+        "header": false,
+        "background": false
+    }
+
+    for (k in units){
+        const v = units[k]
+        const dirPath = path.join(WIKI_PATH, contentsDirName, v);
+        if (fs.existsSync(dirPath)){
+            const files = fs.readdirSync(dirPath)
+            if (files.length > 0){
+                contents[v] = path.join(dirPath, files[0]).replace(WIKI_PATH, "")
+                logger.debug("Found custom content for "+v+"! ("+files[0]+")")
+                continue
+            }
+        }
+    }
+
+    logger.debug("Done!")
+}
\ No newline at end of file
diff --git a/app/defaultenv.js b/app/defaultenv.js
index 645220f..76678e4 100755
--- a/app/defaultenv.js
+++ b/app/defaultenv.js
@@ -6,5 +6,8 @@ module.exports = {
   GIT_PEM_FILE: "git.pem",
   GIT_REPO_URL: "git@github.com:louvekingdoms/Wiki.git",
   GIT_REPO_BRANCH: "auto",
-  WIKI_PATH: require("path").join(APPLICATION_ROOT, "wiki")
+  GIT_PULL_INTERVAL: 1, // minutes
+  GIT_PUSH_INTERVAL: 0, // minutes
+  WIKI_PATH: require("path").join(APPLICATION_ROOT, "wiki"),
+  WIKI_CONTENT_UPDATE_INTERVAL: 1 //minutes
 }
diff --git a/app/env.js b/app/env.js
index 66acb86..a967ee8 100755
--- a/app/env.js
+++ b/app/env.js
@@ -1,12 +1,16 @@
 module.exports = function(env){
-  cEnv = process.env;
+  cEnv = {};
   defaultEnv = require("./defaultenv.js");
   cEnv.DEBUG_LEVEL = env.debuglvl || process.env.DEBUG_LEVEL || defaultEnv.DEBUG_LEVEL
-  cEnv.PORT = env.port || process.env.PORT || defaultEnv.PORT
-  cEnv.LOG_PORT = env.logport || process.env.LOG_PORT || defaultEnv.LOG_PORT
+  cEnv.PORT = parseInt(env.port || process.env.PORT || defaultEnv.PORT)
+  cEnv.LOG_PORT = parseInt(env.logport || process.env.LOG_PORT || defaultEnv.LOG_PORT)
   cEnv.GIT_PEM_FILE = env.pemfile || process.env.GIT_PEM_FILE || defaultEnv.GIT_PEM_FILE
   cEnv.GIT_REPO_URL = env.repo || process.env.GIT_REPO_URL || defaultEnv.GIT_REPO_URL
   cEnv.GIT_REPO_BRANCH = env.branch || process.env.GIT_REPO_BRANCH || defaultEnv.GIT_REPO_BRANCH
+  cEnv.GIT_PULL_INTERVAL = parseInt(process.env.GIT_PULL_INTERVAL || defaultEnv.GIT_PULL_INTERVAL)
+  cEnv.GIT_PUSH_INTERVAL = parseInt(process.env.GIT_PUSH_INTERVAL || defaultEnv.GIT_PUSH_INTERVAL)
   cEnv.WIKI_PATH = env.wikipath || process.env.WIKI_PATH || defaultEnv.WIKI_PATH
+  cEnv.GIT_PUSH_INTERVAL = process.env.GIT_PUSH_INTERVAL || defaultEnv.GIT_PUSH_INTERVAL
+  cEnv.WIKI_CONTENT_UPDATE_INTERVAL = parseInt(process.env.WIKI_CONTENT_UPDATE_INTERVAL || defaultEnv.WIKI_CONTENT_UPDATE_INTERVAL)
   return cEnv;
-}
\ No newline at end of file
+}
diff --git a/app/express.js b/app/express.js
index 73a54ed..e7837b1 100755
--- a/app/express.js
+++ b/app/express.js
@@ -47,6 +47,11 @@ module.exports = function(port){
     )
   })
 
+  // Wiki contents route
+  app.get('/'+WIKI_CONTENTS_DIRECTORY_NAME+"/*", function(req, res){
+    res.sendFile(path.join(WIKI_PATH, req.path))
+  })
+
   // Public directory
   app.use(express.static(path.join(APPLICATION_ROOT, 'public')));
   
@@ -59,12 +64,14 @@ module.exports = function(port){
 }
 
 function getPageInfo(req){
+  
   return {
     header: getHeaderInfo(),
     navigation: getNavigationInfo(req),
     footer: getFooterInfo(),
     website: {
-      name: WIKI_NAME
+      name: WIKI_NAME,
+      links: wikiContents
     }
   }
 }
diff --git a/app/git.js b/app/git.js
index 33e0c93..546f810 100755
--- a/app/git.js
+++ b/app/git.js
@@ -58,11 +58,19 @@ module.exports = async function(){
     process.exit(1)
   });
 
-  logger.info("Git client OK!")
+  logger.info("Git client OK! I will pull every "+
+    process.env.GIT_PULL_INTERVAL+" minute"
+    +(process.env.GIT_PUSH_INTERVAL >0? " and push every "+process.env.GIT_PUSH_INTERVAL+" minute": "") 
+    + "!")
 
   await pull();
 
-  setInterval(async function(){ await pull() }, 1000 * 60)
+  if (process.env.GIT_PULL_INTERVAL > 0) setInterval(async function(){ await pull() }, process.env.GIT_PULL_INTERVAL * 1000 * 60)
+  else{
+    logger.error("Impossible pull interval ("+process.env.GIT_PULL_INTERVAL+"), aborting to avoid damage.");
+    process.exit(1);
+  }
+  if (process.env.GIT_PUSH_INTERVAL > 0) setInterval(async function(){ await checkAndUploadModifications() }, process.env.GIT_PUSH_INTERVAL * 1000 * 60)
   
   return {
     checkAndUploadModifications: checkAndUploadModifications
@@ -85,13 +93,43 @@ async function pull(){
   if (!error) logger.info("Done!")
 }
 
-async function checkAndUploadModifications(){
-  if (isOperating) return;
+async function checkAndUploadModifications(changesName=null){
+  if(isOperating){
+    const wait = 2;
+    logger.debug("Could not check and upload modifications because of another operation, waiting for "+wait+" seconds");
+    setTimeout(async function(){await checkAndUploadModifications(changesName)}, wait * 1000);
+    return;
+  }
   isOperating = true;
+
   // 1. git add -A
   // 2. git commit
   // 3. git pull
   // 4. commit the merge
   // 5. git push origin branch
+
+  logger.info("Checking for modifications...")
+  await gitClient.add("-A")
+  .then(()=>{
+    logger.debug("Committing...")
+    return gitClient.commit(changesName || ("Update at "+new Date().toString()))
+  })
+  .then(() => {
+    logger.debug("Pulling...")
+    return gitClient.pull("origin", process.env.GIT_REPO_BRANCH);
+  })
+  .then(() =>{
+    logger.debug("Merging...")
+    return gitClient.commit("Merge")
+  })
+    .catch((e) =>{
+      logger.debug("There was an error during the merge, but this is probably because there is nothing to merge.")
+    })
+  .then(() => {
+    logger.debug("Pushing...")
+    return gitClient.push("origin", process.env.GIT_REPO_BRANCH)
+  });
+  logger.info("Done!")
+
   isOperating = false;
 }
\ No newline at end of file
diff --git a/app/layout/default.pug b/app/layout/default.pug
index 0802b1f..f5a85b8 100755
--- a/app/layout/default.pug
+++ b/app/layout/default.pug
@@ -9,11 +9,11 @@ mixin recursive_loop(array, index, current, prefix)
 doctype html
 html
   head
-    title #{website.name} wiki
-    link(rel="stylesheet", href="/style.css")
-    link(rel="icon", type="image/png", href="/res/img/favicon.png")
+    title #{website.name}
+    link(rel="stylesheet", href=website.links.css)
+    link(rel="icon", type="image/png", href=website.links.favicon)
   body
-    .header 
+    .header(style=(website.links.background ? "background-image:url('"+website.links.background+"')" : "")) 
       include elements/header.pug
     .mainContainer
       .navigation 
diff --git a/public/style.css b/public/style.css
index cba8906..f61dc9e 100755
--- a/public/style.css
+++ b/public/style.css
@@ -33,13 +33,18 @@ body{
 }
 
 .header{
-  padding: 5px;
-  padding-left:20px;
   border-bottom:1px dotted grey;
+  background-size:cover;
+  background-repeat: no-repeat;
+  background-origin: content-box;
+  background-position: center;
 }
 
 .header h1{
+  text-indent: 1%;
   font-weight:normal;
+  color: rgb(255, 255, 255); 
+  mix-blend-mode: difference;
 }
 
 .mainContainer{
diff --git a/start.sh b/start.sh
new file mode 100644
index 0000000..ba2b7db
--- /dev/null
+++ b/start.sh
@@ -0,0 +1 @@
+node app.js run