Add PHPNW badge

assets/sass/components/_badges.sass

@@ -1,13 +1,12 @@
-.badges img
-    max-width: 100%
-
-.badges > a
+.badges > *
     display: block
-    margin: 0 0 10px
-    text-align: center
+    margin: 0 auto 10px
 
     &:last-child
         margin-bottom: 0
 
-    &[class$="da-member"] img
-        max-width: 152px
+    // &[class$="da-member"] img
+    //     max-width: 152px
+
+.badges img
+    max-width: 100%

source/_partials/badges.twig

@@ -1,10 +1,17 @@
 <div class="panel badges text-center">
     <a class="badge--da-member" href="https://assoc.drupal.org/membership" title="I’m a Drupal Association member.">
-        <img src="{{ site.images_url }}/assets/images/da-individual-member.png" alt="Drupal Association Individual Member">
+        <img
+            src="{{ site.images_url }}/assets/images/da-individual-member.png"
+            alt="Drupal Association Individual Member"
+            width="152"
+            >
     </a>
 
     <a href="http://drupalcores.com/#{{ site.drupalorg.name }}">
-        <img alt="I built Drupal 8 with hand holding a wrench on blue background" src="{{ site.images_url }}/assets/images/drupal-8.jpg"/>
+        <img
+            alt="I built Drupal 8 with hand holding a wrench on blue background"
+            src="{{ site.images_url }}/assets/images/drupal-8.jpg"
+            />
     </a>
 
     <img
@@ -12,4 +19,8 @@
         alt="Acquia Certified Developer - Drupal 8 Exam Badge"
         height="147" width="147"
         />
+
+    <a href="http://conference.phpnw.org.uk/phpnw17">
+        <img src="{{ site.images_url }}/assets/images/badges/phpnw17.png" alt="">
+    </a>
 </div>