diff --git a/dev/scss/main/main.scss b/dev/scss/main/main.scss
index 7d11e2f..62e93c4 100644
--- a/dev/scss/main/main.scss
+++ b/dev/scss/main/main.scss
@@ -41,4 +41,10 @@
   border-left: 5px solid $ids-blue-1;
   background-color: $ids-blue-2;
   color: $ids-blue-1;
+
+  &.bug, &.missing {
+    border-left-color: $dark-red;
+    background-color: $middle-red;
+    color: $nearly-white;
+  }
 }
diff --git a/dev/scss/main/tutorial.scss b/dev/scss/main/tutorial.scss
index 004d3d1..c13d368 100644
--- a/dev/scss/main/tutorial.scss
+++ b/dev/scss/main/tutorial.scss
@@ -69,6 +69,14 @@
 
 main.tutorial {
   margin-left: $logo-left-distance + 15px;
+  p,li {
+    code {
+      background-color: $ids-grey-2;
+      color: $ids-grey-1;
+      padding: 0 .5em;
+      border-radius: $standard-border-radius;
+    }
+  }
 }
 
 dl {
@@ -79,17 +87,17 @@
     abbr {
       border-width: 0;
       &[data-type=token]::after {
-	color: $ids-blue-1;
+	      color: $ids-blue-1;
       }
       &[data-type=span]::after {
-	color: $ids-pink-1;
+	      color: $ids-pink-1;
       }
       &::after {
-	content: ' (' attr(title) ')';
-	vertical-align: bottom;
-	font-style: italic;
-	font-weight: normal;
-	font-size: 80%;
+	      content: ' (' attr(title) ')';
+	      vertical-align: bottom;
+	      font-style: italic;
+	      font-weight: normal;
+	      font-size: 80%;
       }
     }
   }