diff --git a/aio/src/styles/2-modules/_filetree.scss b/aio/src/styles/2-modules/_filetree.scss
index f619a284ff..94dc4a4fee 100644
--- a/aio/src/styles/2-modules/_filetree.scss
+++ b/aio/src/styles/2-modules/_filetree.scss
@@ -1,38 +1,37 @@
-aio-filetree {
+.filetree {
   background: $offwhite;
-  box-shadow: 2px 2px 5px 0px rgba(0, 0, 0, .2);
-  border: 4px solid $lightgray;
-  margin: 0 0 5px 0;
-  padding: 10px;
-  display: flex;
-  flex-direction: column;
-  height: 100%;
-}
+  box-shadow: 0 2px 2px rgba($black, 0.24), 0 0 2px rgba($black, 0.12);
+  border: 2px solid $lightgray;
+  margin: 0 0 24px 0;
+  padding: 24px;
 
-aio-folder {
+  .file {
+    display: block;
+    font-family: $main-font;
+    line-height: 32px;
+    color: $lightgray;
+  }
+
+  .children {
     padding-left: 24px;
     position: relative;
     overflow: hidden;
-    display: flex;
-    flex-direction: column;
-}
 
-aio-file {
-    display: block;
-    position: relative;
-    line-height: 32px;
-    padding-left: 5px;
+    .file {
+      position: relative;
 
-    &:before {
-      content: '';
-      left: -18px;
-      bottom: 16px;
-      width: 5px;
-      height: 9999px;
-      position: absolute;
-      border-width: 0 0 1px 1px;
-      border-style: solid;
-      border-color: $lightgray;
-      border-radius: 0 0 0 3px;
+      &:before {
+        content: '';
+        left: -18px;
+        bottom: 16px;
+        width: 16px;
+        height: 9999px;
+        position: absolute;
+        border-width: 0 0 1px 1px;
+        border-style: solid;
+        border-color: $lightgray;
+        border-radius: 0 0 0 3px;
+      }
     }
+  }
 }
\ No newline at end of file
diff --git a/aio/src/styles/2-modules/_subsection.scss b/aio/src/styles/2-modules/_subsection.scss
index f3ee7e6965..eb81602d8a 100644
--- a/aio/src/styles/2-modules/_subsection.scss
+++ b/aio/src/styles/2-modules/_subsection.scss
@@ -1,7 +1,11 @@
 .l-sub-section {
     color: $darkgray;
     background-color: $lightgray;
-    border-left: 10px solid $mediumgray;
+    border-left: 8px solid $mediumgray;
     padding: 16px;
-    margin-bottom: 10px;
+    margin-bottom: 8px;
+
+    h3 {
+        margin: 8px 0 0;
+    }
 }
\ No newline at end of file