Add shadow to all messages

src/definitions/collections/message.less

@@ -265,8 +265,8 @@
 .ui.positive.message,
 .ui.attached.positive.message {
   box-shadow:
-    0px 0px 0px 1px @positiveBorderColor inset,
-    @subtleShadow
+    0px 0px 0px @borderWidth @positiveBorderColor inset,
+    @shadowShadow
   ;
 }
 .ui.positive.message .header {
@@ -281,8 +281,8 @@
 .ui.negative.message,
 .ui.attached.negative.message {
   box-shadow:
-    0px 0px 0px 1px @negativeBorderColor inset,
-    @subtleShadow
+    0px 0px 0px @borderWidth @negativeBorderColor inset,
+    @shadowShadow
   ;
 }
 .ui.negative.message .header {
@@ -297,8 +297,8 @@
 .ui.info.message,
 .ui.attached.info.message {
   box-shadow:
-    0px 0px 0px 1px @infoBorderColor inset,
-    @subtleShadow
+    0px 0px 0px @borderWidth @infoBorderColor inset,
+    @shadowShadow
   ;
 }
 .ui.info.message .header {
@@ -313,8 +313,8 @@
 .ui.warning.message,
 .ui.attached.warning.message {
   box-shadow:
-    0px 0px 0px 1px @warningBorderColor inset,
-    @subtleShadow
+    0px 0px 0px @borderWidth @warningBorderColor inset,
+    @shadowShadow
   ;
 }
 .ui.warning.message .header {
@@ -329,8 +329,8 @@
 .ui.error.message,
 .ui.attached.error.message {
   box-shadow:
-    0px 0px 0px 1px @errorBorderColor inset,
-    @subtleShadow
+    0px 0px 0px @borderWidth @errorBorderColor inset,
+    @shadowShadow
   ;
 }
 .ui.error.message .header {
@@ -345,8 +345,8 @@
 .ui.success.message,
 .ui.attached.success.message {
   box-shadow:
-    0px 0px 0px 1px @successBorderColor inset,
-    @subtleShadow
+    0px 0px 0px @borderWidth @successBorderColor inset,
+    @shadowShadow
   ;
 }
 .ui.success.message .header {

src/themes/default/collections/message.variables

@@ -9,18 +9,15 @@
 --------------------*/
 
 @verticalMargin: 1em;
-
 @verticalPadding: 1em;
 @horizontalPadding: 1.5em;
-
 @background: #EFEFEF;
-@lineHeight: 1.3;
 @lineHeightOffset: ((@lineHeight - 1em) / 2);
 
 @borderRadius: @defaultBorderRadius;
 @borderWidth: 1px;
 @borderShadow: 0px 0px 0px @borderWidth @borderColor inset;
-@shadowShadow: 0px 0px 0px 0px transparent;
+@shadowShadow: 0px 1px 2px rgba(0, 0, 0, 0.1);
 @boxShadow:
   @borderShadow,
   @shadowShadow