diff --git a/longs/forms.py b/longs/forms.py
index 9db5c735..03ab4a14 100755
--- a/longs/forms.py
+++ b/longs/forms.py
@@ -156,8 +156,9 @@ class LongForm(ModelForm):
             "mark_scheme" : TinyMCE(attrs={'cols': 80, 'rows': 30}),
             "description" : Textarea(attrs={'cols': 80, 'rows': 5}),
             "history" : Textarea(attrs={'cols': 80, 'rows': 5}),
-            "model_observation" : Textarea(attrs={'cols': 80, 'rows': 5}),
+            "model_observations" : Textarea(attrs={'cols': 80, 'rows': 5}),
             "model_interpretation" : Textarea(attrs={'cols': 80, 'rows': 5}),
+            "model_principle_diagnosis" : Textarea(attrs={'cols': 80, 'rows': 5}),
             "model_differential_diagnosis" : Textarea(attrs={'cols': 80, 'rows': 5}),
             "model_management" : Textarea(attrs={'cols': 80, 'rows': 5}),
         }
diff --git a/static/css/anatomy.css b/static/css/anatomy.css
index 5e71f751..ee13097a 100644
--- a/static/css/anatomy.css
+++ b/static/css/anatomy.css
@@ -517,4 +517,10 @@ td.user-answer-score-2::after {
   border: 1px solid purple;
   color: purple;
   opacity: 100%;
+ }
+
+ textarea, input {
+    border-radius: 2px;
+    background-color: #343a40;
+    color: lightgray;
  }
\ No newline at end of file