Improve spacing; colorise H2s

static/css/main.css

@@ -2,7 +2,7 @@ body {
   background-color: #fff;
   color: #000;
   width: 600px;
-  margin: 120px auto;
+  margin: 3rem auto;
   font-family: Georgia, Times, "Times New Roman", serif;
   line-height: 1.2rem;
   font-size: 1.7em;
@@ -57,7 +57,7 @@ a:visited {
 }
 
 .postmeta {
-  margin: 1rem 0 3rem 0;
+  margin: 1.5rem 0 1.5rem 0;
 }
 
 .postmeta a, .postmeta a:visited {
@@ -106,7 +106,7 @@ h1 {
 article h1 {
   font-size: 2.4rem;
   line-height: 3.0rem;
-  margin: 0 0 50px 0;
+  margin: 6rem 0 4rem 0;
   color: #6b0000;
   font-weight: 500;
 }
@@ -122,6 +122,8 @@ article p {
 
 article h2 {
   margin: 50px 0 15px 0;
+  color: #6b0000;
+  font-weight: 500;
 }
 
 hr {