styles: section headers & links

- Remove ornament from section headers.
- Set anchor color to purple.

Closes: #21

Author: samanera

app/packs/stylesheets/okbr/_typography.scss

@@ -0,0 +1,5 @@
+.section-heading {
+  &::before {
+    content: none;
+  }
+}

app/packs/stylesheets/okbr/application.scss

@@ -8,6 +8,7 @@
 @import 'stylesheets/okbr/_footer_sub_hero.scss';
 @import 'stylesheets/okbr/_highlighted_processes.scss';
 @import 'stylesheets/okbr/_how_to_participate.scss';
+@import 'stylesheets/okbr/_typography.scss';
 
 body {
   font-family: 'HK Grotesk', sans-serif;

app/packs/stylesheets/okbr/variables.scss

@@ -4,3 +4,4 @@ $color-cyan: #adffed;
 $color-gray: #ececec;
 
 $color-primary: $color-pink;
+$anchor-color: $color-purple;