diff --git a/app/app/settings.py b/app/app/settings.py
index c80952b1..6c522749 100644
--- a/app/app/settings.py
+++ b/app/app/settings.py
@@ -26,9 +26,10 @@ BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 SECRET_KEY = 'v8sk33sy82!uw3ty=!jjv5vp7=s2phrzw(m(hrn^f7e_#1h2al'
 
 # SECURITY WARNING: don't run with debug turned on in production!
-# DEBUG = True
+#DEBUG = True
 DEBUG = bool(os.environ.get('DEBUG', False))
-
+print(DEBUG)
+print(os.environ.get("DEBUG"))
 
 # ALLOWED_HOSTS = []
 
diff --git a/app/server/static/images/named_entity_recognition.png b/app/server/static/images/named_entity_recognition.png
new file mode 100644
index 00000000..89b31e91
Binary files /dev/null and b/app/server/static/images/named_entity_recognition.png differ
diff --git a/app/server/static/images/sentiment_analysis.png b/app/server/static/images/sentiment_analysis.png
new file mode 100644
index 00000000..568f52e6
Binary files /dev/null and b/app/server/static/images/sentiment_analysis.png differ
diff --git a/app/server/static/images/translation.png b/app/server/static/images/translation.png
new file mode 100644
index 00000000..acf1e163
Binary files /dev/null and b/app/server/static/images/translation.png differ
diff --git a/app/server/templates/index.html b/app/server/templates/index.html
index fbf7c563..be671cb5 100644
--- a/app/server/templates/index.html
+++ b/app/server/templates/index.html
@@ -8,14 +8,14 @@
         <h1 class="title is-1 has-text-white">Text annotation for Human</h1>
         <h2 class="subtitle is-4 has-text-white">Just create project, upload data and start annotation. You can build dataset in hours.</h2>
         <p>
-          <a href="{% url 'demo-text-classification' %}" class="button is-medium is-primary">
+          <a href="{% url 'demo-named-entity-recognition' %}" class="button is-medium is-primary">
             Try Demo
           </a>
         </p>
       </div>
       <div class="column is-6">
         <figure class="image">
-          <img src="{% static 'images/sequence_labeling.png' %}">
+          <img src="{% static 'images/named_entity_recognition.png' %}">
         </figure>
       </div>
     </div>
@@ -30,7 +30,7 @@
         <div class="columns is-vcentered">
           <div class="column is-5 is-offset-1">
             <figure class="image">
-              <img src="{% static 'images/sequence_labeling.png' %}" alt="Description">
+              <img src="{% static 'images/sentiment_analysis.png' %}" alt="Description">
             </figure>
           </div>
           <div class="column is-5">
@@ -53,7 +53,7 @@
         <div class="columns is-vcentered">
           <div class="column is-5 is-offset-1">
             <figure class="image">
-              <img src="{% static 'images/sequence_labeling.png' %}" alt="Description">
+              <img src="{% static 'images/named_entity_recognition.png' %}" alt="Description">
             </figure>
           </div>
           <div class="column is-5">
@@ -76,7 +76,7 @@
         <div class="columns is-vcentered">
           <div class="column is-5 is-offset-1">
             <figure class="image">
-              <img src="{% static 'images/sequence_labeling.png' %}" alt="Description">
+              <img src="{% static 'images/translation.png' %}" alt="Description">
             </figure>
           </div>
           <div class="column is-5">