Djangoでformsが反映されない

前提

djangoでの画面作成です
サーバー等は動きます

実現したいこと

formsの記述を反映させたいです

▲▲機能を動作するようにする

発生している問題・エラーメッセージ

エラー等は確認されません

該当のソースコード

urls.py
1from django.urls import path
2
3from . import views
4
5
6app_name = 'kouka1'
7urlpatterns = [
8    path('', views.InquiryView.as_view(), name="kouka1"),
9]
10

views.py
1from .forms import InquiryForm
2from django.shortcuts import render
3
4# Create your views here.
5from django.views import generic
6from django.urls import reverse_lazy
7
8
9class InquiryView(generic.TemplateView):
10    template_name = "kouka1.html"
11    form_classs = InquiryForm
12    success_url = reverse_lazy('kouka1:kouka1')

forms.py
1from django import forms
2
3
4class InquiryForm(forms.Form):
5    name = forms.CharField(label='名前', max_length=30)
6    age = forms.IntegerField(label='年齢')
7    tell = forms.CharField(label='電話番号', max_length=11)
8    email = forms.EmailField(label='メール')
9    address= forms.CharField(label='住所', max_length=100)
10    def __init__(self, *args, **kwargs):
11        super().__init__(*args, **kwargs)
12
13        self.fields['name'].widget.attrs['class'] = 'form-control'
14        self.fields['name'].widget.attrs['placeholder'] = '名前を入力。'
15
16        self.fields['age'].widget.attrs['class'] = 'form-control'
17        self.fields['age'].widget.attrs['placeholder'] = '年齢を入力'
18
19        self.fields['tell'].widget.attrs['class'] = 'form-control'
20        self.fields['tell'].widget.attrs['placeholder'] = '電話番号を入力'
21
22        self.fields['email'].widget.attrs['class'] = 'form-control'
23        self.fields['email'].widget.attrs['placeholder'] = 'メールアドレスを入力'
24
25        self.fields['address'].widget.attrs['class'] = 'form-control'
26        self.fields['address'].widget.attrs['placeholder'] = '住所'

kouka1.html
1{% extends 'base.html' %}
2
3{% block title %}お問い合わせ | Private Diary{% endblock %}
4
5{% block active_inquiry %}active{% endblock %}
6
7{% block contents %}
8<div class="container">
9    <div class="row">
10        <div class="my-div-style">
11            <form method="post">
12                {% csrf_token %}
13
14                {{ form.non_field_errors }}
15
16                {% for field in form %}
17                    <div class="form-group row">
18                        <label for="{{ field.id_for_label }}" class="col-sm-4 col-form-label">
19                            <strong>{{ field.label_tag }}</strong>
20                        </label>
21                        <div class="col-sm-8">
22                            {{ field }}
23                            {{ field.errors }}
24                        </div>
25                    </div>
26                {% endfor %}
27
28                <div class="offset-sm-4 col-sm-8">
29                    <button class="btn btn-primary" type="submit">送信</button>
30                </div>
31            </form>
32        </div>
33    </div>
34</div>
35{% endblock %}
36