diff --git a/assets/js/components/Navbar.vue b/assets/js/components/Navbar.vue
index c8d3476c3..6571e3e38 100644
--- a/assets/js/components/Navbar.vue
+++ b/assets/js/components/Navbar.vue
@@ -1,18 +1,17 @@
 <template>
   <div>
-    <div class="sm:flex">
-      <div class="w-full sm:w-1/3 lg:w-1/4 flex items-center">
-        <div class="w-3/4 py-5">
-          {{ siteName }}
-        </div>
-
-        <div class="w-1/4 text-right sm:hidden">
-          <button type="button" class="nav-toggle appearance-none" @click="mobileNavHidden = !mobileNavHidden" aria-label="Toggle main menu">
-            <svg class="fill-current text-grey-dark w-6 h-6" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M16.4 9H3.6c-.552 0-.6.447-.6 1 0 .553.048 1 .6 1h12.8c.552 0 .6-.447.6-1 0-.553-.048-1-.6-1zm0 4H3.6c-.552 0-.6.447-.6 1 0 .553.048 1 .6 1h12.8c.552 0 .6-.447.6-1 0-.553-.048-1-.6-1zM3.6 7h12.8c.552 0 .6-.447.6-1 0-.553-.048-1-.6-1H3.6c-.552 0-.6.447-.6 1 0 .553.048 1 .6 1z"/></svg>
-          </button>
-        </div>
+  <div class="sm:flex">
+    <div class="w-full sm:w-1/3 lg:w-1/4 flex items-center">
+      <div class="w-3/4 py-5">
+        {{ siteName }}
       </div>
 
+      <div class="w-1/4 text-right sm:hidden">
+        <button type="button" class="nav-toggle appearance-none" @click="mobileNavHidden = !mobileNavHidden" aria-label="Toggle main menu">
+        <svg class="fill-current text-grey-dark w-6 h-6" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M16.4 9H3.6c-.552 0-.6.447-.6 1 0 .553.048 1 .6 1h12.8c.552 0 .6-.447.6-1 0-.553-.048-1-.6-1zm0 4H3.6c-.552 0-.6.447-.6 1 0 .553.048 1 .6 1h12.8c.552 0 .6-.447.6-1 0-.553-.048-1-.6-1zM3.6 7h12.8c.552 0 .6-.447.6-1 0-.553-.048-1-.6-1H3.6c-.552 0-.6.447-.6 1 0 .553.048 1 .6 1z"/></svg>
+        </button>
+      </div>
+    </div>
       <nav
         class="w-full -mx-4 mt-px sm:mt-0 sm:mx-0 block sm:flex sm:flex-wrap sm:flex-1 sm:justify-end bg-white absolute sm:relative border-b sm:border-b-0"
         :class="{hidden: mobileNavHidden}"
@@ -23,7 +22,7 @@
           :href="item.href"
           class="block p-4 border-l-3 sm:border-l-0 sm:border-b-3 border-transparent hover:border-grey-light sm:ml-4 sm:mr-0 sm:p-0 hover:no-underline"
           :class="{
-            'border-blue hover:border-blue': pageUrl.match(new RegExp(item.pattern)),
+          'border-blue hover:border-blue': pageUrl.match(new RegExp(item.pattern)),
           }"
         >
           <span class="flex items-center h-full">
@@ -37,40 +36,40 @@
 
 <script>
   export default {
-    props: ['siteName', 'pageUrl'],
+  props: ['siteName', 'pageUrl'],
 
-    data() {
-      return {
-        mobileNavHidden: true,
+  data() {
+    return {
+    mobileNavHidden: true,
 
-        navItems: [
-          {
-            title: 'About',
-            href: '/',
-            pattern: '^/.$',
-          },
-          {
-            title: 'Talks',
-            href: '/talks',
-            pattern: '^/talks/?',
-          },
-          {
-            title: 'Blog',
-            href: '/blog',
-            pattern: '^/blog/?',
-          },
-          {
-            title: 'Book',
-            href: '/test-driven-drupal',
-            pattern: '^/test-driven-drupal/?$',
-          },
-          {
-            title: 'Contact',
-            href: '/contact',
-            pattern: '^/contact/?',
-          }
-        ]
-    }
+    navItems: [
+      {
+      title: 'About',
+      href: '/',
+      pattern: '^/.$',
+      },
+      {
+      title: 'Talks',
+      href: '/talks',
+      pattern: '^/talks/?',
+      },
+      {
+      title: 'Blog',
+      href: '/blog',
+      pattern: '^/blog/?',
+      },
+      {
+      title: 'Book',
+      href: '/test-driven-drupal',
+      pattern: '^/test-driven-drupal/?$',
+      },
+      {
+      title: 'Contact',
+      href: '/contact',
+      pattern: '^/contact/?',
+      }
+    ]
+  }
   }
 }
 </script>
diff --git a/assets/sass/base/base.sass b/assets/sass/base/base.sass
index e3db564da..46371515b 100644
--- a/assets/sass/base/base.sass
+++ b/assets/sass/base/base.sass
@@ -1,24 +1,24 @@
 a
-    color: inherit
-    text-decoration: none
+  color: inherit
+  text-decoration: none
 
-    &:focus,
-    &:hover
-        text-decoration: underline
-
-main a
+  &:focus,
+  &:hover
     text-decoration: underline
 
-    &:focus,
-    &:hover
-        text-decoration: none
+main a
+  text-decoration: underline
+
+  &:focus,
+  &:hover
+    text-decoration: none
 
 h1, h2, h3
-    @apply mb-2
+  @apply mb-2
 
 .content h2,
 .content h3
-    @apply mt-6
+  @apply mt-6
 
 p,
 ul,
@@ -26,4 +26,4 @@ ol,
 blockquote,
 table,
 pre
-    @apply mb-6
+  @apply mb-6
diff --git a/assets/sass/base/images.sass b/assets/sass/base/images.sass
index a2c6be555..f46537f40 100644
--- a/assets/sass/base/images.sass
+++ b/assets/sass/base/images.sass
@@ -1,12 +1,12 @@
 img
-    &.with-border
-        @apply border border-solid border-grey-light
+  &.with-border
+    @apply border border-solid border-grey-light
 
-    &.with-padding
-        @apply p-1
+  &.with-padding
+    @apply p-1
 
-    &.avatar
-        @apply border p-1 rounded-full
+  &.avatar
+    @apply border p-1 rounded-full
 
 svg
-    fill: currentColor
+  fill: currentColor
diff --git a/assets/sass/components/blockquote.sass b/assets/sass/components/blockquote.sass
index 1808a016e..56e12b0b7 100644
--- a/assets/sass/components/blockquote.sass
+++ b/assets/sass/components/blockquote.sass
@@ -1,2 +1,2 @@
 blockquote
-    @apply border-l-4 border-blue pl-4 px-6 py-2
+  @apply border-l-4 border-blue pl-4 px-6 py-2
diff --git a/assets/sass/components/button.sass b/assets/sass/components/button.sass
index 6d5ed2a50..318dac97c 100644
--- a/assets/sass/components/button.sass
+++ b/assets/sass/components/button.sass
@@ -1,6 +1,6 @@
 .button
-    @apply bg-blue inline-block rounded text-white px-4 py-2
+  @apply bg-blue inline-block rounded text-white px-4 py-2
 
-    &:active,
-    &:hover
-        @apply bg-blue-dark
+  &:active,
+  &:hover
+    @apply bg-blue-dark
diff --git a/assets/sass/components/link.sass b/assets/sass/components/link.sass
index 35e4bd73d..5090ca453 100644
--- a/assets/sass/components/link.sass
+++ b/assets/sass/components/link.sass
@@ -1,2 +1,2 @@
 .link
-    @apply text-blue
+  @apply text-blue
diff --git a/assets/sass/components/listing.sass b/assets/sass/components/listing.sass
index c8efa7f5d..e65539135 100644
--- a/assets/sass/components/listing.sass
+++ b/assets/sass/components/listing.sass
@@ -1,8 +1,8 @@
 .listing
-    @apply pl-0
+  @apply pl-0
 
 .listing-item
-    @apply overflow-hidden pb-8
+  @apply overflow-hidden pb-8
 
-    &:not(:last-child)
-        @apply border-b border-grey-light mb-8
+  &:not(:last-child)
+    @apply border-b border-grey-light mb-8
diff --git a/assets/sass/components/markdown.sass b/assets/sass/components/markdown.sass
index 7663c9291..28db47f2e 100644
--- a/assets/sass/components/markdown.sass
+++ b/assets/sass/components/markdown.sass
@@ -1,22 +1,22 @@
 .markdown
-    h2
-        @apply mt-8 mb-3 text-black
+  h2
+    @apply mt-8 mb-3 text-black
 
-    h2, h3
-      @apply text-black
+  h2, h3
+    @apply text-black
 
-    p,
-    li
-        a
-            @apply link
+  p,
+  li
+    a
+      @apply link
 
-        code
-            @apply bg-grey-lighter inline-block font-mono text-sm px-1 py-px border border-grey-light
+    code
+      @apply bg-grey-lighter inline-block font-mono text-sm px-1 py-px border border-grey-light
 
-    p:last-child
-        @apply mb-0
+  p:last-child
+    @apply mb-0
 
-    pre code,
-    .hljs
-        @apply bg-grey-lighter block border-grey-dark border-l-4 font-mono
-        @apply leading-loose overflow-x-scroll p-6 rounded text-sm
+  pre code,
+  .hljs
+    @apply bg-grey-lighter block border-grey-dark border-l-4 font-mono
+    @apply leading-loose overflow-x-scroll p-6 rounded text-sm
diff --git a/assets/sass/components/note.sass b/assets/sass/components/note.sass
index bd68df86d..d98a3ff4e 100644
--- a/assets/sass/components/note.sass
+++ b/assets/sass/components/note.sass
@@ -1,8 +1,8 @@
 .note
-    @apply bg-blue-lighter border-blue border-l-4 mb-4 p-4 rounded
+  @apply bg-blue-lighter border-blue border-l-4 mb-4 p-4 rounded
 
-    > *:last-child
-        @apply mb-0
+  > *:last-child
+    @apply mb-0
 
-    p a
-        @apply text-black
+  p a
+    @apply text-black
diff --git a/assets/sass/components/slides.sass b/assets/sass/components/slides.sass
index fe9b1b759..93aa90207 100644
--- a/assets/sass/components/slides.sass
+++ b/assets/sass/components/slides.sass
@@ -1,15 +1,15 @@
 .slides
-    background: url("../images/loading.gif") center no-repeat
-    min-height: 275px
+  background: url("../images/loading.gif") center no-repeat
+  min-height: 275px
 
-    @screen md
-      &
-        min-height: 375px
+  @screen md
+    &
+      min-height: 375px
 
-    @screen lg
-      &
-        min-height: 450px
+  @screen lg
+    &
+      min-height: 450px
 
-    @screen xl
-      &
-        min-height: 560px
+  @screen xl
+    &
+      min-height: 560px
diff --git a/assets/sass/components/table.sass b/assets/sass/components/table.sass
index e6b789b26..50d743bfa 100644
--- a/assets/sass/components/table.sass
+++ b/assets/sass/components/table.sass
@@ -1,20 +1,20 @@
 .table-collapse
-    @apply border-collapse
+  @apply border-collapse
 
 .table-responsive
-    @apply mb-4 border w-full overflow-x-auto overflow-y-hidden
+  @apply mb-4 border w-full overflow-x-auto overflow-y-hidden
 
-    table
-        @apply mb-0 border-0 whitespace-no-wrap
+  table
+    @apply mb-0 border-0 whitespace-no-wrap
 
 .table
-    @apply w-full table-collapse
+  @apply w-full table-collapse
 
-    & tr:nth-child(odd)
-        @apply bg-grey-lighter
+  & tr:nth-child(odd)
+    @apply bg-grey-lighter
 
-    & tr th
-        @apply text-left p-3 bg-white
+  & tr th
+    @apply text-left p-3 bg-white
 
-    & td
-        @apply p-3 border-t
+  & td
+    @apply p-3 border-t
diff --git a/assets/sass/components/talk/video.sass b/assets/sass/components/talk/video.sass
index d91b27349..97a47e1df 100644
--- a/assets/sass/components/talk/video.sass
+++ b/assets/sass/components/talk/video.sass
@@ -1,4 +1,4 @@
 .talk-video
-    iframe,
-    embed
-        @apply absolute h-full pin-l pin-t w-full
+  iframe,
+  embed
+    @apply absolute h-full pin-l pin-t w-full
diff --git a/assets/sass/components/widget.sass b/assets/sass/components/widget.sass
index e567d74c5..12f3f3b95 100644
--- a/assets/sass/components/widget.sass
+++ b/assets/sass/components/widget.sass
@@ -1,2 +1,2 @@
 .widget
-    @apply mb-6 block
+  @apply mb-6 block