4 files changed, 5 insertions, 6 deletions
diff --git a/theme/stylesheets/book/exercise.less b/theme/stylesheets/book/exercise.less
index dd30298..a6f8a45 100755
--- a/theme/stylesheets/book/exercise.less
+++ b/theme/stylesheets/book/exercise.less
@@ -1,7 +1,7 @@
 .book .book-body .page-wrapper .page-inner {
     section.exercise {
         padding: 0px;
-        margin: 20px 0px;
+        margin: 20px 15px;
         border: 3px solid #2f8cde;
 
         .header {
diff --git a/theme/stylesheets/book/markdown.less b/theme/stylesheets/book/markdown.less
index 481f902..52927a8 100755
--- a/theme/stylesheets/book/markdown.less
+++ b/theme/stylesheets/book/markdown.less
@@ -24,6 +24,7 @@
     padding-bottom: 25px;
     padding-top: 15px;
     color:@page-color;
+    letter-spacing: 0.01rem;
 
     & > *:first-child {
         margin-top: 0 !important; }
diff --git a/theme/stylesheets/book/navigation.less b/theme/stylesheets/book/navigation.less
index 9267fc7..52270d1 100755
--- a/theme/stylesheets/book/navigation.less
+++ b/theme/stylesheets/book/navigation.less
@@ -13,15 +13,15 @@
         flex-direction: column;
 
         font-size: 40px;
-        color: rgba(0,0,0,0.5);
+        color: rgba(0,0,0,0.4);
 
         text-align: center;
 
         .transition(all 350ms ease);
 
         &:hover {
-            background-color: @body-pagination-background;
             text-decoration: none;
+            color: rgba(0,0,0,0.6);
         }
 
         &.navigation-next {
@@ -50,11 +50,9 @@
 }
 .book.color-theme-1 .book-body  {
     .navigation:hover{
-        background-color: @body-pagination-background-1;
     }
 }
 .book.color-theme-2 .book-body  {
     .navigation:hover{
-        background-color: @body-pagination-background-2;
     }
 }
 \ No newline at end of file
diff --git a/theme/stylesheets/book/quiz.less b/theme/stylesheets/book/quiz.less
index 9f6c724..0abdaf6 100644
--- a/theme/stylesheets/book/quiz.less
+++ b/theme/stylesheets/book/quiz.less
@@ -1,7 +1,7 @@
 .book .book-body .page-wrapper .page-inner {
     section.quiz {
         padding: 0px;
-        margin: 20px 0px;
+        margin: 20px 15px;
         border: 3px solid #2f8cde;
 
         .header {