diff --git a/chrome.png b/.screenshots/chrome.png
similarity index 100%
rename from chrome.png
rename to .screenshots/chrome.png
diff --git a/firefox.png b/.screenshots/firefox.png
similarity index 100%
rename from firefox.png
rename to .screenshots/firefox.png
diff --git a/screenshot.png b/.screenshots/screenshot.png
similarity index 100%
rename from screenshot.png
rename to .screenshots/screenshot.png
diff --git a/README.md b/README.md
index e42f408..c8a1003 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # ner.edith
-![Screenshot](https://github.com/cneud/ner.edith/blob/master/screenshot.png)
+![Screenshot](.screenshots/screenshot.png)
 
 - use mouse wheel to scroll up and down
 - use navigation << and >> to move faster
@@ -14,8 +14,8 @@ If your browser automatically saves all downloads to your "Downloads" folder, yo
 
 Configuration option in Firefox:
 
-![Screenshot](https://github.com/cneud/ner.edith/blob/master/firefox.png)
+![Screenshot](.screenshots/firefox.png)
 
 Configuration option in Chrome:
 
-![Screenshot](https://github.com/cneud/ner.edith/blob/master/chrome.png)
+![Screenshot](.screenshots/chrome.png)
diff --git a/ner.edith.html b/ner.edith.html
index 5e65601..ad58ec5 100644
--- a/ner.edith.html
+++ b/ner.edith.html
@@ -40,7 +40,7 @@
         </div>
     </div>
     <div class="row mt-3">
-        <div class="col-2">
+        <div class="col-2" id="region-left">
         </div>
         <div class="col-8 text-center" id="tableregion">
             Please upload a TSV (tab-separated-values) file in the GermEval2014 data format
@@ -49,7 +49,7 @@
             <br><br><br><br>
             <input type="file" id="tsv-file" name="files"/><br><br>
         </div>
-        <div class="col-2" id="btnregion">
+        <div class="col-2" id="region-right">
         </div>
     </div>
     <div class="row  mt-3">