diff --git a/themes/Bootswatch_Scss/Cerulian/variables.scss b/themes/Bootswatch_Scss/Cerulian/variables.scss
index 6c89213..75b16cb 100644
--- a/themes/Bootswatch_Scss/Cerulian/variables.scss
+++ b/themes/Bootswatch_Scss/Cerulian/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Cosmo/variables.scss b/themes/Bootswatch_Scss/Cosmo/variables.scss
index ed78663..fd7585e 100644
--- a/themes/Bootswatch_Scss/Cosmo/variables.scss
+++ b/themes/Bootswatch_Scss/Cosmo/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Cyborg/variables.scss b/themes/Bootswatch_Scss/Cyborg/variables.scss
index 14ac89c..283ad34 100644
--- a/themes/Bootswatch_Scss/Cyborg/variables.scss
+++ b/themes/Bootswatch_Scss/Cyborg/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Darkly/variables.scss b/themes/Bootswatch_Scss/Darkly/variables.scss
index 3590984..fb972d7 100644
--- a/themes/Bootswatch_Scss/Darkly/variables.scss
+++ b/themes/Bootswatch_Scss/Darkly/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Flatly/variables.scss b/themes/Bootswatch_Scss/Flatly/variables.scss
index b493ba6..bb22d11 100644
--- a/themes/Bootswatch_Scss/Flatly/variables.scss
+++ b/themes/Bootswatch_Scss/Flatly/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Journal/variables.scss b/themes/Bootswatch_Scss/Journal/variables.scss
index 8eec8ba..07373ea 100644
--- a/themes/Bootswatch_Scss/Journal/variables.scss
+++ b/themes/Bootswatch_Scss/Journal/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Lumen/variables.scss b/themes/Bootswatch_Scss/Lumen/variables.scss
index 44cd14c..0b78083 100644
--- a/themes/Bootswatch_Scss/Lumen/variables.scss
+++ b/themes/Bootswatch_Scss/Lumen/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Paper/variables.scss b/themes/Bootswatch_Scss/Paper/variables.scss
index 57cae6f..0b108b3 100644
--- a/themes/Bootswatch_Scss/Paper/variables.scss
+++ b/themes/Bootswatch_Scss/Paper/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 7.5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Readable/variables.scss b/themes/Bootswatch_Scss/Readable/variables.scss
index f3e508d..0f069e5 100644
--- a/themes/Bootswatch_Scss/Readable/variables.scss
+++ b/themes/Bootswatch_Scss/Readable/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Sandstone/variables.scss b/themes/Bootswatch_Scss/Sandstone/variables.scss
index e7128e2..df64c67 100644
--- a/themes/Bootswatch_Scss/Sandstone/variables.scss
+++ b/themes/Bootswatch_Scss/Sandstone/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Simplex/variables.scss b/themes/Bootswatch_Scss/Simplex/variables.scss
index 179138a..5e461b1 100644
--- a/themes/Bootswatch_Scss/Simplex/variables.scss
+++ b/themes/Bootswatch_Scss/Simplex/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Slate/variables.scss b/themes/Bootswatch_Scss/Slate/variables.scss
index 437331f..99302cf 100644
--- a/themes/Bootswatch_Scss/Slate/variables.scss
+++ b/themes/Bootswatch_Scss/Slate/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Spacelab/variables.scss b/themes/Bootswatch_Scss/Spacelab/variables.scss
index 4280af6..89feecb 100644
--- a/themes/Bootswatch_Scss/Spacelab/variables.scss
+++ b/themes/Bootswatch_Scss/Spacelab/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/United/variables.scss b/themes/Bootswatch_Scss/United/variables.scss
index 94bad75..8846cfa 100644
--- a/themes/Bootswatch_Scss/United/variables.scss
+++ b/themes/Bootswatch_Scss/United/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Bootswatch_Scss/Yeti/variables.scss b/themes/Bootswatch_Scss/Yeti/variables.scss
index 72a2c91..6826b73 100644
--- a/themes/Bootswatch_Scss/Yeti/variables.scss
+++ b/themes/Bootswatch_Scss/Yeti/variables.scss
@@ -556,7 +556,7 @@ $popover-arrow-color:                 $popover-bg;
 //** Popover outer arrow width
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
 //** Popover outer arrow color
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 //** Popover outer arrow fallback color
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);
 
diff --git a/themes/Cajon_Scss/sidemenu/variables.scss b/themes/Cajon_Scss/sidemenu/variables.scss
index e6e240e..3c1c43f 100644
--- a/themes/Cajon_Scss/sidemenu/variables.scss
+++ b/themes/Cajon_Scss/sidemenu/variables.scss
@@ -370,7 +370,7 @@ $popover-title-bg:                    darken($popover-bg, 3%);
 $popover-arrow-width:                 10px;
 $popover-arrow-color:                 $popover-bg;
 $popover-arrow-outer-width:           ($popover-arrow-width + 1);
-$popover-arrow-outer-color:           fadein($popover-border-color, 5%);
+$popover-arrow-outer-color:           fadein($popover-border-color, .5%);
 $popover-arrow-outer-fallback-color:  darken($popover-fallback-border-color, 20%);