fixed spaces after article, .h6 text-transform

sass/abstracts/variables/_colors.scss

@@ -25,10 +25,10 @@ $color__background-pre: $color__grey-lighter;
 $color__background-ins: $color__white-dark;
 $color__background-input: $color__grey-lighter;
 
-$color__text-screen: $color__black-grey;
+$color__text-screen: $color__black;
 $color__text-input: $color__black-light;
 $color__text-input-focus: $color__black;
-$color__link: $color__black-light; 
+$color__link: $color__black; 
 $color__link-visited: #303030; 
 $color__link-hover: #707070;
 $color__text-main: #404040;

sass/base/typography/_headings.scss

@@ -4,14 +4,15 @@
 	h3,
 	h4,
 	h5,
+	h6,
 	.h1,.h2,.h3,.h4,.h5,.h6{
-		text-transform: uppercase;
 		clear: both;
 		line-height: $font__line-height-header;
 	}
 	h1,.h1 {
 		font-family: $font__light;
 		font-size: $font__size-body*1.8;
+		text-transform: uppercase;
 		&.small {
 			font-size: $font__size-body*1.5;
 		}
@@ -19,6 +20,7 @@
 	h2,.h2 {
 		font-family: $font__light;
 		font-size: $font__size-body*1.5;
+		text-transform: uppercase;
 		&.small {
 			font-size: $font__size-body*1.2;
 		}
@@ -26,6 +28,7 @@
 	h3,.h3 {
 		font-family: $font__black;
 		font-size: $font__size-body*1.3;
+		text-transform: uppercase;
 		&.small {
 			font-size: $font__size-body*1;
 		}
@@ -33,6 +36,7 @@
 	h4,.h4 {
 		font-family: $font__bold;
 		font-size: $font__size-body*1.2;
+		text-transform: uppercase;
 		&.small {
 			font-size: $font__size-body*0.9;
 		}
@@ -40,6 +44,7 @@
 	h5,.h5 {
 		font-family: $font__medium;
 		font-size: $font__size-body*1.1;
+		text-transform: uppercase;
 		&.small {
 			font-size: $font__size-body*0.8;
 		}

sass/components/content/_posts-and-pages.scss

@@ -5,7 +5,7 @@
 
   .post,
   .page {
-    margin: 0 0 1.5em;
+    margin: 0 0 5em;
   }
 
   .updated:not(.published) {