Revert "Moving SVG CSS to the main page CSS"

This reverts commit ac0389c7fa.

lib/partials/svg_template.hbs

@@ -1,10 +1,12 @@
 <div class="svg">
   <svg
-    class="regexp-svg"
     xmlns="http://www.w3.org/2000/svg"
     xmlns:cc="http://creativecommons.org/ns#"
     xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
     version="1.1">
+    <defs>
+      <style type="text/css">{{> svg_styles}}</style>
+    </defs>
     <metadata>
       <rdf:RDF>
         <cc:License rdf:about="http://creativecommons.org/licenses/by/3.0/">

src/sass/main.scss

@@ -1,6 +1,5 @@
 @import 'base';
 @import 'reset';
-@import 'svg';
 
 body {
   font-family: sans-serif;

src/sass/svg.scss

@@ -1,11 +1,8 @@
 @import 'base';
 
-#open-iconic {
-  display: none;
-}
-
-svg.regexp-svg {
+svg {
   background-color: $white;
+}
 
 text, tspan {
   font: 12px Arial;
@@ -68,4 +65,3 @@ svg.regexp-svg {
 .quote {
   fill: $light-gray;
 }
-}