Why is my customer data collection form not working properly?

Hi! I’m currently working to create a data collection form for my customer but when I click create it appears like this. BTW the code that I used was came from google.

{% form ‘create_customer’ %}
{{ form.errors | default_errors }}

Complete Name
Contact Number
Complete Address
Business Name
Where did you here about us?
Delivery Address
Products you are looking for
{% endform %}