Merge pull request #910 from nhsuk/sarawilcox-patch-6

Add headings and info re decimal numbers

app/views/design-system/components/text-input.njk

@@ -63,7 +63,8 @@
     type: "input-hint-text"
   }) }}
 
-  <h3 id="asking-for-whole-numbers">Asking for whole numbers</h3>
+  <h3 id="asking-for-numbers">Asking for numbers</h3>
+  <h4 id="whole-numbers">Whole numbers</h4>
   <p>If you’re asking the user to enter a whole number and you want to bring up the numeric keypad on a mobile device, set the <code>inputmode</code> attribute to <code>numeric</code> and the <code>pattern</code> attribute to <code>[0-9]*</code>. See how to do this in the HTML and Nunjucks tabs in the following example.</p>
 
   {{ designExample({
@@ -77,6 +78,8 @@
     <li><a href="https://design-system.service.gov.uk/patterns/dates/">dates</a></li>
     <li><a href="https://design-system.service.gov.uk/patterns/telephone-numbers/">telephone numbers</a></li>
   </ul>
+  <h4 id="decimal-numbers">Decimal numbers</h4>
+  <p>The GOV.UK Design System has guidance on <a href="https://design-system.service.gov.uk/components/text-input/#asking-for-decimal-numbers">asking for decimal numbers</a>.</p>
 
   <h3 id="error-messages">Error messages</h3>
   <p>Style error messages like this.</p>