diff --git a/app/assets/stylesheets/framework/variables.scss b/app/assets/stylesheets/framework/variables.scss
index f0e7002e4cd6367ef27344df5fea1dc9872f2798..1882d4e888db70bd8e700269b9d84995b68df8e2 100644
--- a/app/assets/stylesheets/framework/variables.scss
+++ b/app/assets/stylesheets/framework/variables.scss
@@ -16,7 +16,7 @@ $border-color:          #e5e5e5;
 $focus-border-color:    #3aabf0;
 $table-border-color:    #f0f0f0;
 $background-color:      #fafafa;
-$dark-background-color: #f7f7f7;
+$dark-background-color: #f5f5f5;
 $table-text-gray:       #8f8f8f;
 
 /*
diff --git a/app/assets/stylesheets/pages/tree.scss b/app/assets/stylesheets/pages/tree.scss
index 42a20e9775fc045699d5729727ca6459083d5367..390977297fb4c34bc3f4783775e5d003c0fd74ba 100644
--- a/app/assets/stylesheets/pages/tree.scss
+++ b/app/assets/stylesheets/pages/tree.scss
@@ -19,7 +19,7 @@
       border-top: 1px solid $table-border-gray;
 
       td, th {
-        line-height: 23px;
+        line-height: 21px;
       }
 
       &:hover {