Further work on the homepage

_sass/_base.scss

@@ -77,23 +77,60 @@ a {
     }
 }
 
-/** Wrapper */
-
-
-.wrapper {
-  max-width: $content-width;
-  margin-right: auto;
-  margin-left: auto;
-  padding-right: $spacing-unit;
-  padding-left: $spacing-unit;
-  @extend %clearfix;
+h1 {
+  font-size: 2em;
 }
 
-/** Clearfix */
-%clearfix {
-  &:after {
-    content: "";
-    display: table;
-    clear: both;
-   }
+h2 {
+  font-size: 2em;
+  text-decoration: underline;
+}
+
+h3 {
+  font-size: 1.5em;
+}
+
+h4 {
+  font-size: 1.5em;
+  text-decoration: underline;
+}
+
+blockquote {
+  color: lighten($color-slate, 20);
+  border-left: 2px solid lighten($color-slate, 20);
+  padding-left: $spacing-unit / 2;
+  letter-spacing: -1px;
+  font-style: italic;
+
+  > :last-child {
+    margin-bottom: 0;
+  }
+}
+
+pre, code {
+  font-size: 15px;
+  border: 1px solid $color-blue-2;
+  border-radius: 3px;
+  background-color: lighten($color-blue-1, 0.9);
+}
+
+code {
+  padding: 1px 5px;
+}
+
+pre {
+  padding: 8px 12px;
+
+  > code {
+    border: 0;
+    padding-right: 0;
+    padding-left: 0;
+  }
+}
+
+hr {
+  display: block;
+  height: 1px;
+  border: 0;
+  background-color: lighten($color-slate, 40%);
 }