diff --git a/lib/_animate.scss b/lib/_animate.scss
index 9a7872d..8f78488 100644
--- a/lib/_animate.scss
+++ b/lib/_animate.scss
@@ -1 +1 @@
-@import "animation";
+@import "animation/animate";
diff --git a/lib/compass/_functions.scss b/lib/compass/_functions.scss
index c29112e..5669e2c 100644
--- a/lib/compass/_functions.scss
+++ b/lib/compass/_functions.scss
@@ -3,3 +3,4 @@
 @import "functions/gradient_support";
 @import "functions/constants";
 @import "functions/display";
+@import "functions/colors";
diff --git a/lib/compass/css3/_box-shadow.scss b/lib/compass/css3/_box-shadow.scss
index 7e43836..137907f 100644
--- a/lib/compass/css3/_box-shadow.scss
+++ b/lib/compass/css3/_box-shadow.scss
@@ -50,13 +50,13 @@ $default-box-shadow-inset : false !default;
 }
 
 // Provides a single cross-browser CSS box shadow for Webkit, Gecko, and CSS3.
-// Includes default arguments for color, horizontal offset, vertical offset, blur length, spread length, and inset.
+// Includes default arguments for horizontal offset, vertical offset, blur length, spread length, color and inset.
 @mixin single-box-shadow(
-  $color  : $default-box-shadow-color,
   $hoff   : $default-box-shadow-h-offset,
   $voff   : $default-box-shadow-v-offset,
   $blur   : $default-box-shadow-blur,
   $spread : $default-box-shadow-spread,
+  $color  : $default-box-shadow-color,
   $inset  : $default-box-shadow-inset
 ) {
   @if not ($inset == true or $inset == false or $inset == inset) {
diff --git a/lib/compass/css3/_images.scss b/lib/compass/css3/_images.scss
index cb7983c..19c27b4 100644
--- a/lib/compass/css3/_images.scss
+++ b/lib/compass/css3/_images.scss
@@ -1,5 +1,6 @@
 @import "shared";
 @import "../utilities/general/hacks";
+@import "../functions";
 
 // Background property support for vendor prefixing within values.
 @mixin background(
diff --git a/lib/compass/functions/_colors.scss b/lib/compass/functions/_colors.scss
new file mode 100644
index 0000000..a3efe78
--- /dev/null
+++ b/lib/compass/functions/_colors.scss
@@ -0,0 +1,37 @@
+// 
+// A partial implementation of the Ruby colors functions from Compass:
+// https://github.com/Compass/compass/blob/stable/core/lib/compass/core/sass_extensions/functions/colors.rb
+//
+
+// a genericized version of lighten/darken so that negative values can be used.
+@function adjust-lightness($color, $amount) {
+    @return adjust-color($color, $lightness: $amount);
+}
+
+// Scales a color's lightness by some percentage.
+// If the amount is negative, the color is scaled darker, if positive, it is scaled lighter.
+// This will never return a pure light or dark color unless the amount is 100%.
+@function scale-lightness($color, $amount) {
+    @return scale-color($color, $lightness: $amount);
+}
+
+// a genericized version of saturate/desaturate so that negative values can be used.
+@function adjust-saturation($color, $amount) {
+    @return adjust-color($color, $saturation: $amount);
+}
+
+// Scales a color's saturation by some percentage.
+// If the amount is negative, the color is desaturated, if positive, it is saturated.
+// This will never return a pure saturated or desaturated color unless the amount is 100%.
+@function scale-saturation($color, $amount) {
+    @return scale-color($color, $saturation: $amount);
+}
+
+@function shade($color, $percentage) {
+    @return mix(#000000, $color, $percentage);
+}
+
+@function tint($color, $percentage) {
+    @return mix(#ffffff, $color, $percentage);
+}
+
diff --git a/lib/compass/typography/_vertical_rhythm.scss b/lib/compass/typography/_vertical_rhythm.scss
index 066af3c..6e9825f 100644
--- a/lib/compass/typography/_vertical_rhythm.scss
+++ b/lib/compass/typography/_vertical_rhythm.scss
@@ -180,10 +180,8 @@ $base-half-leader: $base-leader / 2;
   @if not($relative-font-sizing) and $font-size != $base-font-size {
     @warn "$relative-font-sizing is false but a relative font size was passed to apply-side-rhythm-border";
   }
-  border-#{$side}: {
-    style: $border-style;
-    width: $font-unit * $width / $font-size;
-  };
+  border-#{$side}-style: $border-style;
+  border-#{$side}-width: $font-unit * $width / $font-size;
   padding-#{$side}: rhythm($lines, $font-size, $offset: $width);
 }