diff --git a/docassemble/ALToolbox/data/questions/collapse_template_demo.yml b/docassemble/ALToolbox/data/questions/collapse_template_demo.yml
index 97cce555..678d54f8 100644
--- a/docassemble/ALToolbox/data/questions/collapse_template_demo.yml
+++ b/docassemble/ALToolbox/data/questions/collapse_template_demo.yml
@@ -42,7 +42,7 @@ subquestion: |
   
   Don't you have a favorite fruit?
   
-  ${ collapse_template(favorite_explanation, container_classname="favorites_container") }
+  ${ collapse_template(favorite_explanation) }
   
   You must have a favorite.
 fields:
diff --git a/docassemble/ALToolbox/data/questions/display_template_demo.yml b/docassemble/ALToolbox/data/questions/display_template_demo.yml
index b41d0a6b..da348610 100644
--- a/docassemble/ALToolbox/data/questions/display_template_demo.yml
+++ b/docassemble/ALToolbox/data/questions/display_template_demo.yml
@@ -33,8 +33,6 @@ subquestion: |
       - This feature applies the **copy_button_html()** function to template content. See [copy button demo](${interview_url(i=user_info().package + ":copy_button_demo.yml")}).
   1. **classname** (default="bg-light") 
       - To style your template content, include a `classname` keyword argument when you call the function and add your css rules either on the screen or to a .css file.
-  1. **container_classname** (default=None) 
-      - To style the whole container of your subject and content, include a `content_classname` keyword argument when you call the function and add your css rules either on the screen or to a .css file.
       
   You can mix and match these features. The following screens will show you how. 
   
@@ -46,7 +44,7 @@ question: |
   Scrollable examples
 subquestion: |    
   ##### Srollable only
-  ${ display_template(my_template1, container_classname="my_class") }
+  ${ display_template(my_template1) }
   
   ##### Style only
   ${ display_template(my_template2, scrollable=False, classname="my_color") }
diff --git a/docassemble/ALToolbox/display_template.py b/docassemble/ALToolbox/display_template.py
index 31226b5c..017a5faa 100644
--- a/docassemble/ALToolbox/display_template.py
+++ b/docassemble/ALToolbox/display_template.py
@@ -9,7 +9,6 @@ def display_template(
     collapse=False,
     copy=False,
     classname="bg-light",
-    container_classname=None,
     class_name=None  # depricated
 ) -> str:
     # 1. Initialize
@@ -27,9 +26,7 @@ def display_template(
       class_name = classname
     class_name = class_name.strip()
     
-    container_classname_plus = "al_display_template"
-    if container_classname:
-      container_classname_plus += f" { container_classname }"
+    container_classname = "al_display_template"
 
     container_id = b64encode(str(template.instanceName).encode()).decode().replace('=', '')
     contents_id = f"{ container_id }_contents"
@@ -50,12 +47,12 @@ def display_template(
 
         # 2.1 If collapsible, add collapsible elements to the output
         if collapse:
-            return f'<div id="{container_id}" class="{container_classname_plus}"><a class="collapsed" data-bs-toggle="collapse" href="#{contents_id}" role="button" aria-expanded="false" aria-controls="collapseExample"><span class="toggle-icon pdcaretopen"><i class="fas fa-caret-down"></i></span><span class="toggle-icon pdcaretclosed"><i class="fas fa-caret-right"></i></span><span class="subject">{template.subject_as_html(trim=True)}</span></a><div class="collapse" id="{contents_id}">{contents}</div></div>'
+            return f'<div id="{container_id}" class="{container_classname}"><a class="collapsed" data-bs-toggle="collapse" href="#{contents_id}" role="button" aria-expanded="false" aria-controls="collapseExample"><span class="toggle-icon pdcaretopen"><i class="fas fa-caret-down"></i></span><span class="toggle-icon pdcaretclosed"><i class="fas fa-caret-right"></i></span><span class="subject">{template.subject_as_html(trim=True)}</span></a><div class="collapse" id="{contents_id}">{contents}</div></div>'
 
         # 2.2 If not collapsible, simply return output from copy_button_html()
         else:
             return f"""
-<div id="{container_id}" class="{container_classname_plus}">
+<div id="{container_id}" class="{container_classname}">
 {subject_html}
 {contents}
 </div>
@@ -64,7 +61,7 @@ def display_template(
     # 3. If not copiable, generate the whole output
     else:
         if collapse:
-            return f'<div id="{container_id}" class="{container_classname_plus}"><a class="collapsed" data-bs-toggle="collapse" href="#{contents_id}" role="button" aria-expanded="false" aria-controls="collapseExample"><span class="toggle-icon pdcaretopen"><i class="fas fa-caret-down"></i></span><span class="toggle-icon pdcaretclosed"><i class="fas fa-caret-right"></i></span><span class="subject">{template.subject_as_html(trim=True)}</span></a><div class="collapse" id="{contents_id}"><div class="{scroll_class} card card-body {class_name} pb-1">{template.content_as_html()}</div></div></div>'
+            return f'<div id="{container_id}" class="{container_classname}"><a class="collapsed" data-bs-toggle="collapse" href="#{contents_id}" role="button" aria-expanded="false" aria-controls="collapseExample"><span class="toggle-icon pdcaretopen"><i class="fas fa-caret-down"></i></span><span class="toggle-icon pdcaretclosed"><i class="fas fa-caret-right"></i></span><span class="subject">{template.subject_as_html(trim=True)}</span></a><div class="collapse" id="{contents_id}"><div class="{scroll_class} card card-body {class_name} pb-1">{template.content_as_html()}</div></div></div>'
 
         else:
-            return f'<div id="{container_id}" class="{container_classname_plus} {scroll_class} card card-body {class_name} pb-1" id="{contents_id}">{subject_html}<div>{template.content_as_html()}</div></div>'
+            return f'<div id="{container_id}" class="{container_classname} {scroll_class} card card-body {class_name} pb-1" id="{contents_id}">{subject_html}<div>{template.content_as_html()}</div></div>'
diff --git a/docassemble/ALToolbox/misc.py b/docassemble/ALToolbox/misc.py
index 75f382da..974b3809 100644
--- a/docassemble/ALToolbox/misc.py
+++ b/docassemble/ALToolbox/misc.py
@@ -162,7 +162,6 @@ def number_to_letter(n: Optional[int]) -> str:
 def collapse_template(
     template,
     classname=None,
-    container_classname=None,
     closed_icon="caret-right", 
     open_icon="caret-down",
 ):
@@ -181,15 +180,13 @@ def collapse_template(
         classname = " bg-light"
     else:
         classname = " " + classname.strip()
-    container_classes_plus = "al_collapse_template"
-    if container_classname:
-      container_classes_plus += f" { container_classname }"
+    container_classnames = "al_collapse_template"
     
     container_id = b64encode(str(template.instanceName).encode()).decode().replace('=', '')
     contents_id = f'{ container_id }_contents'
     
     return f"""\
-<div id="{ container_id }" class="{ container_classes_plus }">
+<div id="{ container_id }" class="{ container_classnames }">
 <a class="collapsed al_toggle" data-bs-toggle="collapse" href="#{ contents_id }" role="button" aria-expanded="false" aria-controls="{ contents_id }"><span class="toggle-icon pdcaretopen">{ fa_icon(open_icon) }</span><span class="toggle-icon pdcaretclosed">{ fa_icon(closed_icon) }</span>
 <span class="subject">{ template.subject_as_html(trim=True) }</span></a>
 <div class="collapse" id="{ contents_id }">