rustdoc: style tweaks

Author: adrientetar

src/librustdoc/html/static/main.css

@@ -53,17 +53,25 @@
 body {
     color: #333;
     min-width: 500px;
-    font: 18px "Heuristica", "Helvetica Neue", Helvetica, Arial, sans-serif;
-    line-height: 1.4;
+    font: 15px/1.4 "Heuristica", "Helvetica Neue", Helvetica, Arial, sans-serif;
     margin: 0;
     position: relative;
     padding: 10px 15px 20px 15px;
 }
 
+h1 {
+    font-size: 1.5em;
+}
+h2 {
+    font-size: 1.4em;
+}
+h3 {
+    font-size: 1.3em;
+}
 h1, h2, h3:not(.impl), h4:not(.method) {
     color: black;
     font-weight: 500;
-    margin: 30px 0 15px 0;
+    margin: 20px 0 15px 0;
     padding-bottom: 6px;
 }
 h1.fqn {
@@ -93,27 +101,23 @@ ul ul, ol ul, ul ol, ol ol {
 }
 
 p {
-    margin: 0 0 1em 0;
+    margin: 0 0 .6em 0;
 }
 
 code, pre {
     font-family: "Source Code Pro", Menlo, Monaco, Consolas, "DejaVu Sans Mono", Inconsolata, monospace;
     white-space: pre-wrap;
 }
 pre {
-    font-size: 15px;
+    background-color: #F5F5F5;
     padding: 14px;
-    padding-right: 0;
-    border-left: 2px solid #eee;
 }
 
 .source pre {
-    border-left: none;
     padding: 20px;
 }
 
 nav.sub {
-    padding-top: 10px;
     font-size: 16px;
     text-transform: uppercase;
 }
@@ -149,7 +153,7 @@ nav.sub {
 }
 
 .block {
-    padding: 10px;
+    padding: 0 10px;
     margin-bottom: 10px;
 }
 .block h2 { 
@@ -170,7 +174,7 @@ nav.sub {
 }
 
 .content {
-    padding: 20px 0;
+    padding: 15px 0;
 }
 
 .content.source pre.rust {
@@ -209,7 +213,6 @@ nav.sub {
 }
 
 .docblock h1, .docblock h2, .docblock h3, .docblock h4, .docblock h5 {
-    margin: 30px 0 15px 0;
     border-bottom: 1px solid #DDD;
 }
 
@@ -389,10 +392,12 @@ pre.rust .macro, pre.rust .macro-nonterminal { color: #3E999F; }
 pre.rust .lifetime { color: #B76514; }
 
 .section-header {
+    /* Override parent class attributes. */
     border-bottom: none !important;
     font-size: 1.1em !important;
-    margin: 0 !important;
-    padding: 0 !important;
+    font-weight: 400;
+    margin: 0 0 -5px;
+    padding: 0;
 }
 .section-header:hover a:after {
     content: '\2002\00a7\2002';