diff --git a/src/styles/main.sass b/src/styles/main.sass
index 7d7f19c..ea4bf9f 100644
--- a/src/styles/main.sass
+++ b/src/styles/main.sass
@@ -1,9 +1,11 @@
-// Boi-tstrap
+// Bootstrap variables and utilities.
 @import "../../node_modules/bootstrap/scss/functions"
 @import "../../node_modules/bootstrap/scss/variables"
 @import "../../node_modules/bootstrap/scss/mixins"
 
-@import ../../../pillar/src/styles/config
+// Pillar variables and utilities.
+@import "../../../pillar/src/styles/config"
+@import "../../../pillar/src/styles/utils"
 
 $primary: $color-primary
 
@@ -16,6 +18,10 @@ $link-color: $primary
 $font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, Helvetica, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"
 $font-size-base: .9rem
 
+$dropdown-border-width: 0
+$dropdown-box-shadow: 0 10px 25px rgba($black, .1)
+
+// Bootstrap components.
 @import "../../node_modules/bootstrap/scss/root"
 @import "../../node_modules/bootstrap/scss/reboot"
 
@@ -54,52 +60,53 @@ $font-size-base: .9rem
 @import "../../node_modules/bootstrap/scss/utilities"
 @import "../../node_modules/bootstrap/scss/print"
 
-@import ../../../pillar/src/styles/normalize
-@import ../../../pillar/src/styles/utils
-@import ../../../pillar/src/styles/apps_base
-@import ../../../pillar/src/styles/error
 
-@import ../../../pillar/src/styles/components/base
+// Pillar components.
+@import "../../../pillar/src/styles/apps_base"
+@import "../../../pillar/src/styles/error"
 
-@import ../../../pillar/src/styles/components/jumbotron
-@import ../../../pillar/src/styles/components/alerts
-@import ../../../pillar/src/styles/components/navbar
-@import ../../../pillar/src/styles/components/footer
-@import ../../../pillar/src/styles/components/shortcode
-@import ../../../pillar/src/styles/components/statusbar
-@import ../../../pillar/src/styles/components/search
+@import "../../../pillar/src/styles/components/base"
 
-@import ../../../pillar/src/styles/components/flyout
-@import ../../../pillar/src/styles/components/forms
-@import ../../../pillar/src/styles/components/inputs
-@import ../../../pillar/src/styles/components/buttons
-@import ../../../pillar/src/styles/components/popover
-@import ../../../pillar/src/styles/components/tooltip
-@import ../../../pillar/src/styles/components/checkbox
-@import ../../../pillar/src/styles/components/overlay
-@import ../../../pillar/src/styles/components/card
+@import "../../../pillar/src/styles/components/jumbotron"
+@import "../../../pillar/src/styles/components/alerts"
+@import "../../../pillar/src/styles/components/navbar"
+@import "../../../pillar/src/styles/components/dropdown"
+@import "../../../pillar/src/styles/components/footer"
+@import "../../../pillar/src/styles/components/shortcode"
+@import "../../../pillar/src/styles/components/statusbar"
+@import "../../../pillar/src/styles/components/search"
 
-@import ../../../pillar/src/styles/comments
-@import ../../../pillar/src/styles/notifications
+@import "../../../pillar/src/styles/components/flyout"
+@import "../../../pillar/src/styles/components/forms"
+@import "../../../pillar/src/styles/components/inputs"
+@import "../../../pillar/src/styles/components/buttons"
+@import "../../../pillar/src/styles/components/popover"
+@import "../../../pillar/src/styles/components/tooltip"
+@import "../../../pillar/src/styles/components/checkbox"
+@import "../../../pillar/src/styles/components/overlay"
+@import "../../../pillar/src/styles/components/card"
+
+@import "../../../pillar/src/styles/comments"
+@import "../../../pillar/src/styles/notifications"
 
 /* Blender Cloud specific styles */
-@import ../../../pillar/src/styles/_project
-@import ../../../pillar/src/styles/_project-sharing
-@import ../../../pillar/src/styles/_project-dashboard
-@import ../../../pillar/src/styles/_user
+@import "../../../pillar/src/styles/_project"
+@import "../../../pillar/src/styles/_project-sharing"
+@import "../../../pillar/src/styles/_project-dashboard"
+@import "../../../pillar/src/styles/_user"
 
 @import _welcome
 @import _homepage
 @import _services
 @import _about
-@import ../../../pillar/src/styles/_search
-@import ../../../pillar/src/styles/_organizations
+@import "../../../pillar/src/styles/_search"
+@import "../../../pillar/src/styles/_organizations"
 
 /* services, about, etc */
-@import ../../../pillar/src/styles/_pages
+@import "../../../pillar/src/styles/_pages"
 
 /* plugins are included here, don't include in base unless needed by other pillar apps */
-@import ../../../pillar/src/styles/plugins/_jstree
-@import ../../../pillar/src/styles/plugins/_js_select2
+@import "../../../pillar/src/styles/plugins/_jstree"
+@import "../../../pillar/src/styles/plugins/_js_select2"
 
 /* CSS for pillar-font comes from fontello.com using static/assets/font/config.json */