ux: updated styles a bit

public/sass/_variables.dark.scss

@@ -253,6 +253,7 @@ $infoBackground:          $blue-dark;
 // popover
 $popover-bg:              $panel-bg;
 $popover-color:           $text-color;
+$popover-border-color:    $gray-1;
 
 $popover-help-bg:         $btn-secondary-bg;
 $popover-help-color:      $text-color;

public/sass/_variables.light.scss

@@ -278,6 +278,7 @@ $infoBorder:              transparent;
 // popover
 $popover-bg:              $gray-5;
 $popover-color:           $text-color;
+$popover-border-color:    $gray-3;
 
 $popover-help-bg:         $blue-dark;
 $popover-help-color:      $gray-6;

public/sass/components/_drop.scss

@@ -6,8 +6,8 @@ $attachmentOffset: 0%;
 $easing: cubic-bezier(0, 0, 0.265, 1.00);
 
 @include drop-theme("error", $errorBackground, $popover-color);
-@include drop-theme("popover", $popover-bg, $popover-color, #b3460d);
-@include drop-theme("help", $popover-bg, $popover-color, #b3460d);
+@include drop-theme("popover", $popover-bg, $popover-color, $popover-border-color);
+@include drop-theme("help", $popover-help-bg, $popover-help-color);
 
 @include drop-animation-scale("drop", "help", $attachmentOffset: $attachmentOffset, $easing: $easing);
 @include drop-animation-scale("drop", "error", $attachmentOffset: $attachmentOffset, $easing: $easing);

public/sass/mixins/_drop_element.scss

 
-@mixin drop-theme($themeName, $theme-bg, $theme-color, $border-color: $theme-color) {
+@mixin drop-theme($themeName, $theme-bg, $theme-color, $border-color: $theme-bg) {
   .drop-element.drop-#{$themeName} {
     max-width: 100%;
     max-height: 100%;
@@ -15,7 +15,10 @@
       word-wrap: break-word;
       max-width: 20rem;
       border: 1px solid $border-color;
-      box-shadow: 0 0 15px #5d3000;
+
+      @if $theme-bg != $border-color {
+        box-shadow: 0 0 15px $border-color;
+      }
 
       &:before {
         content: "";