Demo page: HR element padding adjustment

Author: lokesh

css/screen.css

@@ -17,7 +17,7 @@ $dark-gray:  #222
 $color:                 $gray
 $bg-color:              #fff
 $border-color:          darken($bg-color, 5%)
-$header-bg-color:       #f7f7f7
+$header-bg-color:       #f9f9f9
 $section-heading-color: $orange
 $heading-color:         $dark-gray
 $link-color:            $blue
@@ -363,10 +363,5 @@ ul
 hr
   border: 0
   border-top: 2px solid $border-color
-  margin: 2rem auto
+  margin: 1rem auto 1.5rem auto
   width: 3rem
-
-@media (min-width: 40rem)
-  hr
-    margin: 2.5rem auto
-