adding code and .label sections to type section

lib/patterns.less

@@ -897,7 +897,7 @@ input[type=submit].btn {
 }
 
 
-// Pattern Animations
+// PATTERN ANIMATIONS
 // ------------------
 
 .fade {
@@ -906,4 +906,22 @@ input[type=submit].btn {
   &.in {
     opacity: 1;
   }
+}
+
+
+// LABELS
+// ------
+
+.label {
+  padding: 1px 3px 2px;
+  background-color: @grayLight;
+  font-size: @basefont * .75;
+  font-weight: bold;
+  color: @white;
+  text-transform: uppercase;
+  .border-radius(3px);
+  &.important { background-color: #c43c35; }
+  &.warning   { background-color: @orange; }
+  &.success   { background-color: @green; }
+  &.notice    { background-color: lighten(@blue, 25%); }
 }

lib/preboot.less

@@ -58,9 +58,12 @@
 // Clearfix for clearing floats like a boss h5bp.com/q
 .clearfix {
   zoom: 1;
-	&:before, &:after {
+	&:before,
+  &:after {
     display: table;
     content: "";
+    zoom: 1;
+    *display: inline;
 	}
 	&:after {
     clear: both;

lib/scaffolding.less

@@ -86,6 +86,7 @@ body {
 
 // Fluid layouts (left aligned, with sidebar, min- & max-width content)
 .container-fluid {
+  position: relative;
   padding-left: 20px;
   padding-right: 20px;
   .clearfix();
@@ -98,6 +99,7 @@ body {
     min-width: 700px;
     max-width: 1180px;
     margin-left: 240px;
+    .clearfix();
   }
 }
 

lib/type.less

@@ -173,7 +173,7 @@ code {
 pre {
   background-color: #f5f5f5;
   display: block;
-  padding: @baseline - 1;
+  padding: (@baseline - 1) / 2;
   margin: 0 0 @baseline;
   line-height: @baseline;
   font-size: 12px;