renames variables, removes unused styles

app/assets/stylesheets/layout.scss

@@ -40,7 +40,7 @@ h1, h2, h3, h4, h5, h6 {
 p {
   font-size: $base-font-size;
   font-weight: 400;
-  line-height: $base-line-height;
+  line-height: $base-line;
 }
 
 a {
@@ -487,7 +487,7 @@ header {
 // ----------
 
 footer {
-  color: $footer-color;
+  color: $text;
 
   .logo a {
     font-family: 'Lato' !important;
@@ -507,10 +507,11 @@ footer {
   }
 
   a, a:active, a:focus {
-    color: $footer-link;
+    color: $text;
+    text-decoration: underline;
 
     &:hover {
-      color: $footer-color;
+      color: $text-medium;
     }
   }
 
@@ -519,7 +520,7 @@ footer {
   }
 
   h2 a {
-    border-bottom: 1px solid $footer-border;
+    border-bottom: 1px solid $text-light;
     display: block;
     font-size: rem-calc(24);
     line-height: rem-calc(31);
@@ -529,14 +530,14 @@ footer {
 }
 
 .footer {
-  background: $footer-bg;
+  background: $border;
   border-top: 6px solid $brand;
   margin-top: $line-height*2;
   padding-top: $line-height;
 }
 
 .subfooter {
-  border-top: 1px solid $footer-border;
+  border-top: 1px solid $text-light;
   padding-top: $line-height/2;
 }
 
@@ -563,8 +564,8 @@ footer {
   color: $link;
 
   &:hover {
-    background: $highlight;
-    color: $link-hover;
+    background: $brand;
+    color: white;
   }
 }
 
@@ -1002,15 +1003,6 @@ img.avatar, img.admin-avatar, img.moderator-avatar, img.initialjs-avatar {
 // 09. Search
 // ----------
 
-.search-form h3 {
-  border-top: 1px solid $votes-border;
-  display: inline-block;
-  font-size: rem-calc(16);
-  margin: -1px 0 $line-height/2;
-  padding-top: $line-height/4;
-  text-transform: uppercase;
-}
-
 .search-results h2 {
   margin-bottom: 0;
 }