changes to the register option to have an optin button for the marketing emails

Website/templates/register.html

@@ -55,13 +55,18 @@
         display: flex;
         align-items: flex-start;
         gap: 0.6rem;
-        margin: 0.35rem 0 1rem;
+        margin: 1.1rem 0 1.3rem;
         color: #244f66;
+        font-size: 0.95rem;
+        cursor: pointer;
     }
 
-    .checkbox-line input {
-        width: auto;
-        margin-top: 0.2rem;
+    .checkbox-line input[type="checkbox"] {
+        width: 18px;
+        height: 18px;
+        margin-top: 0.1rem;
+        accent-color: #0a5f8f;
+        cursor: pointer;
     }
 
     .auth-btn {
@@ -117,8 +122,13 @@
             <label for="password_repeat">Passwort wiederholen</label>
             <input id="password_repeat" name="password_repeat" type="password" autocomplete="new-password" required>
         </div>
+        <label class="checkbox-line">
+            <input id="marketing_opt_in" name="marketing_opt_in" type="checkbox">
+            <span>Ja, ich möchte E-Mails zu Produktupdates, Neuigkeiten und Marketinginformationen erhalten. (Abmeldung jederzeit möglich)</span>
+        </label>
+
         <button class="auth-btn" type="submit">Konto erstellen</button>
     </form>
     <p class="auth-meta">Bereits registriert? <a href="{{ url_for('login') }}">Zum Login</a></p>
 </section>
-{% endblock %}
+{% endblock %}