diff --git a/railties/guides/files/stylesheets/main.css b/railties/guides/files/stylesheets/main.css
index 9fedd1af8d6dfbaec405a97c9e5a5eb33c41263b..3fee08143fbb2a47dc99106740774fbe02af3085 100644
--- a/railties/guides/files/stylesheets/main.css
+++ b/railties/guides/files/stylesheets/main.css
@@ -7,417 +7,538 @@
 /* General
 --------------------------------------- */
 
-.left {float: left; margin-right: 1em;}
-.right {float: right; margin-left: 1em;}
-.small {font-size: smaller;}
-.large {font-size: larger;}
-.hide {display: none;}
+.left {
+    float: left;
+    margin-right: 1em;
+}
+.right {
+    float: right;
+    margin-left: 1em;
+}
+.small {
+    font-size: smaller;
+}
+.large {
+    font-size: larger;
+}
+.hide {
+    display: none;
+}
 
-li ul, li ol { margin:0 1.5em; }
-ul, ol { margin: 0 1.5em 1.5em 1.5em; }
+li ul, li ol {
+    margin: 0 1.5em;
+}
+ul, ol {
+    margin: 0 1.5em 1.5em 1.5em;
+}
 
-ul { list-style-type: disc; }
-ol { list-style-type: decimal; }
+ul {
+    list-style-type: disc;
+}
+ol {
+    list-style-type: decimal;
+}
 
-dl { margin: 0 0 1.5em 0; }
-dl dt { font-weight: bold; }
-dd { margin-left: 1.5em;}
+dl {
+    margin: 0 0 1.5em 0;
+}
+dl dt {
+    font-weight: bold;
+}
+dd {
+    margin-left: 1.5em;
+}
 
-pre,code { margin: 1.5em 0; white-space: pre; }
-pre,code,tt { font: 1em 'andale mono', 'lucida console', monospace; line-height: 1.5; }
+pre,code {
+    margin: 1.5em 0;
+    white-space: pre;
+}
+pre,code {
+    font: 1em 'andale mono', 'lucida console', monospace;
+    line-height: 1.5;
+}
 
-abbr, acronym { border-bottom: 1px dotted #666; }
-address { margin: 0 0 1.5em; font-style: italic; }
-del { color:#666; }
+abbr, acronym {
+    border-bottom: 1px dotted #666;
+}
+address {
+    margin: 0 0 1.5em;
+    font-style: italic;
+}
+del {
+    color: #666;
+}
 
-blockquote { margin: 1.5em; color: #666; font-style: italic; }
-strong { font-weight: bold; }
-em, dfn { font-style: italic; }
-dfn { font-weight: bold; }
-sup, sub { line-height: 0; }
-p {margin: 0 0 1.5em;}
+blockquote {
+    margin: 1.5em;
+    color: #666;
+    font-style: italic;
+}
+strong {
+    font-weight: bold;
+}
+em, dfn {
+    font-style: italic;
+}
+dfn {
+    font-weight: bold;
+}
+sup, sub {
+    line-height: 0;
+}
+p {
+    margin: 0 0 1.5em;
+}
 
-label { font-weight: bold; }
-fieldset { padding:1.4em; margin: 0 0 1.5em 0; border: 1px solid #ccc; }
-legend { font-weight: bold; font-size:1.2em; }
+label {
+    font-weight: bold;
+}
+fieldset {
+    padding: 1.4em;
+    margin: 0 0 1.5em 0;
+    border: 1px solid #ccc;
+}
+legend {
+    font-weight: bold;
+    font-size: 1.2em;
+}
 
-input.text, input.title,
-textarea, select {
-  margin:0.5em 0;
-  border:1px solid #bbb;
+input.text, input.title, textarea, select {
+    margin: 0.5em 0em;
+    border: 1px solid #bbb;
 }
 
 table {
-  margin: 1em 0;
-  border: 1px solid #ddd;
-  background: #f4f4f4;
-  border-spacing: 0;
+    margin: 1em 0;
+    border: 1px solid #ddd;
+    background: #f4f4f4;
+    border-spacing: 0;
 }
 
-  table th, table td {
+table th, table td {
     padding: 0.25em;
     border-right: 1px dotted #e0e0e0;
     border-bottom: 1px dotted #e0e0e0;
-  }
+}
 
-    table th:last-child, table td:last-child {
-      border-right: none;
-    }
+table th:last-child, table td:last-child {
+    border-right: none;
+}
 
-  table th {
+table th {
     border-bottom: 1px solid #ddd;
     background: #f0f0f0;
     font-weight: bold;
-  }
-
-  table td {
-  }
+}
 
-  table tt {
+table tt {
     padding: 0.1em;
-  }
+}
 
 
 /* Structure and Layout
 --------------------------------------- */
 
 body {
-  text-align: center;
-  font-family: Helvetica, Arial, sans-serif;
-  font-size: 87.5%;
-  line-height: 1.5em;
-  background: #222;
-  color: #999;
-  }
+    text-align: center;
+    font-family: Helvetica, Arial, sans-serif;
+    font-size: 87.5%;
+    line-height: 1.5em;
+    background: #222;
+    color: #999;
+}
 
 .wrapper {
-  text-align: left;
-  margin: 0 auto;
-  width: 69em;
-  }
+    text-align: left;
+    margin: 0 auto;
+    width: 69em;
+}
 
 #topNav {
-  padding: 1em 0;
-  color: #565656;
+    padding: 1em 0;
+    color: #565656;
 }
 
 #header {
-  background: #c52f24 url(../../images/header_tile.gif) repeat-x;
-  color: #FFF;
-  padding: 1.5em 0;
-  position: relative;
-  z-index: 99;
-  }
+    background: #c52f24 url(../../images/header_tile.gif) repeat-x;
+    color: #FFF;
+    padding: 1.5em 0;
+    position: relative;
+    z-index: 99;
+}
 
 #feature {
-  background: #d5e9f6 url(../../images/feature_tile.gif) repeat-x;
-  color: #333;
-  padding: 0.5em 0 1.5em;
+    background: #d5e9f6 url(../../images/feature_tile.gif) repeat-x;
+    color: #333;
+    padding: 0.5em 0 1.5em;
 }
 
 #container {
-  background: #FFF;
-  color: #333;
-  padding: 0.5em 0 1.5em 0;
-  }
+    background: #FFF;
+    color: #333;
+    padding: 0.5em 0 1.5em 0;
+}
 
 #mainCol {
-  width: 45em;
-  margin-left: 2em;
-  }
+    width: 45em;
+    margin-left: 2em;
+}
 
 #subCol {
-  position: absolute;
-  z-index: 0;
-  top: 0;
-  right: 0;
-  background: #FFF;
-  padding: 1em 1.5em 1em 1.25em;
-  width: 17em;
-  font-size: 0.9285em;
-  line-height: 1.3846em;
-  }
-
-#extraCol {display: none;}
+    position: absolute;
+    z-index: 0;
+    top: 0;
+    right: 0;
+    background: #FFF;
+    padding: 1em 1.5em 1em 1.25em;
+    width: 17em;
+    font-size: 0.9285em;
+    line-height: 1.3846em;
+}
+
+#extraCol {
+    display: none;
+}
 
 #footer {
-  padding: 2em 0;
-  background: url(../../images/footer_tile.gif) repeat-x;
-  }
+    padding: 2em 0;
+    background: url(../../images/footer_tile.gif) repeat-x;
+}
 #footer .wrapper {
-  padding-left: 2em;
-  width: 67em;
+    padding-left: 2em;
+    width: 67em;
 }
 
-#header .wrapper, #topNav .wrapper, #feature .wrapper {padding-left: 1em; width: 68em;}
-#feature .wrapper {width: 45em; padding-right: 23em; position: relative; z-index: 0;}
+#header .wrapper, #topNav .wrapper, #feature .wrapper {
+    padding-left: 1em;
+    width: 68em;
+}
+#feature .wrapper {
+    width: 45em;
+    padding-right: 23em;
+    position: relative;
+    z-index: 0;
+}
 
 /* Links
 --------------------------------------- */
 
 a, a:link, a:visited {
-  color: #ee3f3f;
-  text-decoration: underline;
-  }
+    color: #ee3f3f;
+    text-decoration: underline;
+}
 
-#mainCol a, #subCol a {color: #980905;}
+#mainCol a, #subCol a {
+    color: #980905;
+}
 
 
 /* Navigation
 --------------------------------------- */
 
-.nav {margin: 0; padding: 0;}
-.nav li {display: inline; list-style: none;}
+.nav {
+    margin: 0;
+    padding: 0;
+}
+.nav li {
+    display: inline;
+    list-style: none;
+}
 
 #header .nav {
-  float: right;
-  margin-top: 1.5em;
-  font-size: 1.2857em;
+    float: right;
+    margin-top: 1.5em;
+    font-size: 1.2857em;
 }
 
-#header .nav li {margin: 0 0 0 0.5em;}
-#header .nav a {color: #FFF; text-decoration: none;}
-#header .nav a:hover {text-decoration: underline;}
+#header .nav li {
+    margin: 0 0 0 0.5em;
+}
+#header .nav a {
+    color: #FFF;
+    text-decoration: none;
+}
+#header .nav a:hover {
+    text-decoration: underline;
+}
 
 #header .nav .index {
-  padding: 0.5em 1.5em;
-  border-radius: 1em;
-  -webkit-border-radius: 1em;
-  -moz-border-radius: 1em;
-  background: #980905;
-  position: relative;
+    padding: 0.5em 1.5em;
+    border-radius: 1em;
+    -webkit-border-radius: 1em;
+    -moz-border-radius: 1em;
+    background: #980905;
+    position: relative;
 }
 
 #header .nav .index a {
-  background: #980905 url(../../images/nav_arrow.gif) no-repeat right top;
-  padding-right: 1em;
-  position: relative;
-  z-index: 15;
-  padding-bottom: 0.125em;
+    background: #980905 url(../../images/nav_arrow.gif) no-repeat right top;
+    padding-right: 1em;
+    position: relative;
+    z-index: 15;
+    padding-bottom: 0.125em;
+}
+#header .nav .index:hover a, #header .nav .index a:hover {
+    background-position: right -81px;
 }
-#header .nav .index:hover a, #header .nav .index a:hover {background-position: right -81px;}
 
 #guides {
-  width: 27em;
-  display: block;
-  background: #980905;
-  border-radius: 1em;
-  -webkit-border-radius: 1em;
-  -moz-border-radius: 1em;
-  -webkit-box-shadow: 0.25em 0.25em 1em rgba(0,0,0,0.25);
-  -moz-box-shadow: rgba(0,0,0,0.25) 0.25em 0.25em 1em;
-  color: #f1938c;
-  padding: 1.5em 2em;
-  position: absolute;
-  z-index: 10;
-  top: -0.25em;
-  right: 0;
-  padding-top: 2em;
+    width: 27em;
+    display: block;
+    background: #980905;
+    border-radius: 1em;
+    -webkit-border-radius: 1em;
+    -moz-border-radius: 1em;
+    -webkit-box-shadow: 0.25em 0.25em 1em rgba(0,0,0,0.25);
+    -moz-box-shadow: rgba(0,0,0,0.25) 0.25em 0.25em 1em;
+    color: #f1938c;
+    padding: 1.5em 2em;
+    position: absolute;
+    z-index: 10;
+    top: -0.25em;
+    right: 0;
+    padding-top: 2em;
 }
 
 #guides dt, #guides dd {
-  font-weight: normal;
-  font-size: 0.722em;
-  margin: 0;
-  padding: 0;
-}
-#guides dt {padding:0; margin: 0.5em 0 0;}
-#guides a {color: #FFF; background: none !important;}
-#guides .L, #guides .R {float: left; width: 50%; margin: 0; padding: 0;}
-#guides .R {float: right;}
+    font-weight: normal;
+    font-size: 0.722em;
+    margin: 0;
+    padding: 0;
+}
+#guides dt {
+    padding: 0;
+    margin: 0.5em 0 0;
+}
+#guides a {
+    color: #FFF;
+    background: none !important;
+}
+#guides .L, #guides .R {
+    float: left;
+    width: 50%;
+    margin: 0;
+    padding: 0;
+}
+#guides .R {
+    float: right;
+}
 #guides hr {
-  display: block;
-  border: none;
-  height: 1px;
-  color: #f1938c;
-  background: #f1938c;
+    display: block;
+    border: none;
+    height: 1px;
+    color: #f1938c;
+    background: #f1938c;
 }
 
 /* Headings
 --------------------------------------- */
 
 h1 {
-  font-size: 2.5em;
-  line-height: 1em;
-  margin: 0.6em 0 .2em;
-  font-weight: bold;
-  }
+    font-size: 2.5em;
+    line-height: 1em;
+    margin: 0.6em 0 .2em;
+    font-weight: bold;
+}
 
 h2 {
-  font-size: 2.1428em;
-  line-height: 1em;
-  margin: 0.7em 0 .2333em;
-  font-weight: bold;
-  }
+    font-size: 2.1428em;
+    line-height: 1em;
+    margin: 0.7em 0 .2333em;
+    font-weight: bold;
+}
 
 h3 {
-  font-size: 1.7142em;
-  line-height: 1.286em;
-  margin: 0.875em 0 0.2916em;
-  font-weight: bold;
-  }
+    font-size: 1.7142em;
+    line-height: 1.286em;
+    margin: 0.875em 0 0.2916em;
+    font-weight: bold;
+}
 
 h4 {
-  font-size: 1.2857em;
-  line-height: 1.2em;
-  margin: 1.6667em 0 .3887em;
-  font-weight: bold;
-  }
+    font-size: 1.2857em;
+    line-height: 1.2em;
+    margin: 1.6667em 0 .3887em;
+    font-weight: bold;
+}
 
 h5 {
-  font-size: 1em;
-  line-height: 1.5em;
-  margin: 1em 0 .5em;
-  font-weight: bold;
+    font-size: 1em;
+    line-height: 1.5em;
+    margin: 1em 0 .5em;
+    font-weight: bold;
 }
 
 h6 {
-  font-size: 1em;
-  line-height: 1.5em;
-  margin: 1em 0 .5em;
-  font-weight: normal;
-  }
+    font-size: 1em;
+    line-height: 1.5em;
+    margin: 1em 0 .5em;
+    font-weight: normal;
+}
 
 /* Content
 --------------------------------------- */
 
 .pic {
-  margin: 0 2em 2em 0;
+    margin: 0 2em 2em 0;
 }
 
-#topNav strong {color: #999; margin-right: 0.5em;}
-#topNav strong a {color: #FFF;}
+#topNav strong {
+    color: #999;
+    margin-right: 0.5em;
+}
+#topNav strong a {
+    color: #FFF;
+}
 
 #header h1 {
-  float: left;
-  background: url(../../images/ruby_guides_logo.gif) no-repeat;
-  width: 492px;
-  text-indent: -9999em;
-  margin: 0;
-  padding: 0;
+    float: left;
+    background: url(../../images/ruby_guides_logo.gif) no-repeat;
+    width: 492px;
+    text-indent: -9999em;
+    margin: 0;
+    padding: 0;
 }
 
 #header h1 a {
-  text-decoration: none;
-  display: block;
-  height: 77px;
+    text-decoration: none;
+    display: block;
+    height: 77px;
 }
 
 #feature p {
-  font-size: 1.2857em;
-  margin-bottom: 0.75em;
+    font-size: 1.2857em;
+    margin-bottom: 0.75em;
 }
 
-#feature ul {margin-left: 0;}
+#feature ul {
+    margin-left: 0;
+}
 #feature ul li {
-  list-style: none;
-  background: url(../../images/check_bullet.gif) no-repeat left 0.5em;
-  padding: 0.5em 1.75em 0.5em 1.75em;
-  font-size: 1.1428em;
-  font-weight: bold;
+    list-style: none;
+    background: url(../../images/check_bullet.gif) no-repeat left 0.5em;
+    padding: 0.5em 1.75em 0.5em 1.75em;
+    font-size: 1.1428em;
+    font-weight: bold;
 }
 
 #mainCol dd, #subCol dd {
-  padding: 0.25em 0 1em;
-  border-bottom: 1px solid #CCC;
-  margin-bottom: 1em;
-  margin-left: 0;
-  padding-left: 28px;
+    padding: 0.25em 0 1em;
+    border-bottom: 1px solid #CCC;
+    margin-bottom: 1em;
+    margin-left: 0;
+    padding-left: 28px;
 }
 
 #mainCol dt, #subCol dt {
-  font-size: 1.2857em;
-  padding: 0.125em 0 0.25em 28px;
-  margin-bottom: 0;
-  background: url(../../images/book_icon.gif) no-repeat left top;
+    font-size: 1.2857em;
+    padding: 0.125em 0 0.25em 28px;
+    margin-bottom: 0;
+    background: url(../../images/book_icon.gif) no-repeat left top;
 }
 
 #mainCol dd.ticket, #subCol dd.ticket {
-  background: #fff9d8 url(../../images/tab_yellow.gif) no-repeat left top;
-  border: none;
-  padding: 1.25em 1em 1.25em 48px;
-  margin-left: 0;
-  margin-top: 0.25em;
+    background: #fff9d8 url(../../images/tab_yellow.gif) no-repeat left top;
+    border: none;
+    padding: 1.25em 1em 1.25em 48px;
+    margin-left: 0;
+    margin-top: 0.25em;
 }
 
 #mainCol dd.warning, #subCol dd.warning {
-  background: #f9d9d8 url(../../images/tab_red.gif) no-repeat left top;
-  border: none;
-  padding: 1.25em 1.25em 1.25em 48px;
-  margin-left: 0;
-  margin-top: 0.25em;
-}
-
-#subCol .chapters {color: #980905;}
-#subCol .chapters a {font-weight: bold;}
-#subCol .chapters ul a {font-weight: normal;}
-#subCol .chapters li {margin-bottom: 0.75em;}
-#subCol h3.chapter {margin-top: 0.25em;}
-#subCol h3.chapter img {vertical-align: text-bottom;}
-#subCol .chapters ul {margin-left: 0; margin-top: 0.5em;}
+    background: #f9d9d8 url(../../images/tab_red.gif) no-repeat left top;
+    border: none;
+    padding: 1.25em 1.25em 1.25em 48px;
+    margin-left: 0;
+    margin-top: 0.25em;
+}
+
+#subCol .chapters {
+    color: #980905;
+}
+#subCol .chapters a {
+    font-weight: bold;
+}
+#subCol .chapters ul a {
+    font-weight: normal;
+}
+#subCol .chapters li {
+    margin-bottom: 0.75em;
+}
+#subCol h3.chapter {
+    margin-top: 0.25em;
+}
+#subCol h3.chapter img {
+    vertical-align: text-bottom;
+}
+#subCol .chapters ul {
+    margin-left: 0;
+    margin-top: 0.5em;
+}
 #subCol .chapters ul li {
-  list-style: none;
-  padding: 0 0 0 1em;
-  background: url(../../images/bullet.gif) no-repeat left 0.45em;
-  margin-left: 0;
-  font-size: 1em;
-  font-weight: normal;
+    list-style: none;
+    padding: 0 0 0 1em;
+    background: url(../../images/bullet.gif) no-repeat left 0.45em;
+    margin-left: 0;
+    font-size: 1em;
+    font-weight: normal;
 }
 
 tt {
-  background: #EEE;
-  border: 1px solid #CCC;
-  padding: 0.25em 0.5em;
-  font-family: monaco, "Bitstream Vera Sans Mono", "Courier New", courier, monospace;
+    font-family: monaco, "Bitstream Vera Sans Mono", "Courier New", courier, monospace;
 }
 
 code, pre {
-  font-family: monaco, "Bitstream Vera Sans Mono", "Courier New", courier, monospace;
-  background: #EEE url(../../images/tab_grey.gif) no-repeat left top;
-  border: none;
-  padding: 0.25em 1em 0.5em 48px;
-  margin-left: 0;
-  margin-top: 0.25em;
-  display: block;
-  min-height: 45px;
+    font-family: monaco, "Bitstream Vera Sans Mono", "Courier New", courier, monospace;
+    background: #EEE url(../../images/tab_grey.gif) no-repeat left top;
+    border: none;
+    padding: 0.25em 1em 0.5em 48px;
+    margin-left: 0;
+    margin-top: 0.25em;
+    display: block;
+    min-height: 45px;
 }
 
 .note {
-  background: #fff9d8 url(../../images/tab_note.gif) no-repeat left top;
-  border: none;
-  padding: 1em 1em 0.25em 48px;
-  margin-left: 0;
-  margin-top: 0.25em;
+    background: #fff9d8 url(../../images/tab_note.gif) no-repeat left top;
+    border: none;
+    padding: 1em 1em 0.25em 48px;
+    margin-left: 0;
+    margin-top: 0.25em;
 }
 
 .info {
-  background: #d5e9f6 url(../../images/tab_info.gif) no-repeat left top;
-  border: none;
-  padding: 1em 1em 0.25em 48px;
-  margin-left: 0;
-  margin-top: 0.25em;
+    background: #d5e9f6 url(../../images/tab_info.gif) no-repeat left top;
+    border: none;
+    padding: 1em 1em 0.25em 48px;
+    margin-left: 0;
+    margin-top: 0.25em;
 }
 
 .warning {
-  background: #f9d9d8 url(../../images/tab_red.gif) no-repeat left top;
-  border: none;
-  padding: 1em 1em 0.25em 48px;
-  margin-left: 0;
-  margin-top: 0.25em;
+    background: #f9d9d8 url(../../images/tab_red.gif) no-repeat left top;
+    border: none;
+    padding: 1em 1em 0.25em 48px;
+    margin-left: 0;
+    margin-top: 0.25em;
 }
 
-.warning tt, .note tt, .info tt {border:none; background: none; padding: 0;}
+.warning tt, .note tt, .info tt {
+    border: none;
+    background: none;
+    padding: 0;
+}
 
 em.highlight {
-  background: #fffcdb;
-  padding: 0 0.25em;
+    background: #fffcdb;
+    padding: 0 0.25em;
 }
 
 #mainCol ul li {
-  list-style:none;
-  background: url(../../images/grey_bullet.gif) no-repeat left 0.5em;
-  padding-left: 1em;
-  margin-left: 0;
+    list-style: none;
+    background: url(../../images/grey_bullet.gif) no-repeat left 0.5em;
+    padding-left: 1em;
+    margin-left: 0;
 }
 
 /* Clearing
@@ -431,7 +552,15 @@ em.highlight {
     visibility: hidden;
 }
 
-.clearfix {display: inline-block;}
-* html .clearfix {height: 1%;}
-.clearfix {display: block;}
-.clear { clear:both; }
+.clearfix {
+    display: inline-block;
+}
+* html .clearfix {
+    height: 1%;
+}
+.clearfix {
+    display: block;
+}
+.clear {
+    clear: both;
+}