Add required class to elements

accounts/forms.py

@@ -214,7 +214,7 @@ class RegistrationForm(RegistrationFormUniqueEmail):
     username = forms.RegexField(
         regex=r'^[\w.@+-]+$',
         max_length=30,
-        widget=forms.TextInput(attrs=attrs_dict),
+        widget=forms.TextInput(attrs={'class': 'required'}),
         label=_("Username"),
         error_messages={
             'invalid': _(
@@ -223,8 +223,14 @@ class RegistrationForm(RegistrationFormUniqueEmail):
             )
         }
     )
-    first_name = forms.CharField(label=_('First name'))
-    last_name = forms.CharField(label=_('Last name'))
+    first_name = forms.CharField(
+        widget=forms.TextInput(attrs={'class': 'required'}),
+        label=_('First name')
+    )
+    last_name = forms.CharField(
+        widget=forms.TextInput(attrs={'class': 'required'}),
+        label=_('Last name')
+    )
     content = forms.CharField(required=False)
 
     def __init__(self, *args, **kwargs):