diff --git a/bootstrap-1.0.0.css b/bootstrap-1.0.0.css
index 835fa9e7bd17d1db567b520d48af4a831213ded1..39f628dfee1f6c3afb0d2c466372db38895cff43 100644
--- a/bootstrap-1.0.0.css
+++ b/bootstrap-1.0.0.css
@@ -6,7 +6,7 @@
  * http://www.apache.org/licenses/LICENSE-2.0
  *
  * Designed and built with all the love in the world @twitter by @mdo and @fat.
- * Date: Sun Aug 21 13:04:33 PDT 2011
+ * Date: Sun Aug 21 13:22:36 PDT 2011
  */
 /* Reset.less
  * Props to Eric Meyer (meyerweb.com) for his CSS reset file. We're using an adapted version here	that cuts out some of the reset HTML elements we will never need here (i.e., dfn, samp, etc).
@@ -396,6 +396,7 @@ a:hover {
   font-size: 13px;
   line-height: 18px;
   border: 1px solid rgba(0, 0, 0, 0.1);
+  border-bottom-color: #ddd;
   border-bottom-color: rgba(0, 0, 0, 0.25);
   -webkit-border-radius: 4px;
   -moz-border-radius: 4px;
@@ -426,6 +427,8 @@ a:hover {
   background-image: linear-gradient(#049cdb, #0064cd);
   color: #fff;
   text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
+  border-bottom-color: #003f81;
+  border-bottom-color: rgba(0, 0, 0, 0.25);
 }
 .btn.primary:hover {
   color: #fff;
diff --git a/bootstrap-1.0.0.min.css b/bootstrap-1.0.0.min.css
index 3623097641b206cf5c23b84e788585fb88a09b47..35203b59c59c43455e79b03ccefa5311e4131f67 100644
--- a/bootstrap-1.0.0.min.css
+++ b/bootstrap-1.0.0.min.css
@@ -47,8 +47,8 @@ div.container-fluid:after{clear:both;}
 div.container-fluid div.sidebar{float:left;width:220px;}
 div.container-fluid div.content{min-width:700px;max-width:1180px;margin-left:240px;}
 a{color:#0069d6;text-decoration:none;line-height:inherit;}a:hover{color:#0050a3;text-decoration:underline;}
-.btn{display:inline-block;background-color:#e6e6e6;background-repeat:no-repeat;background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#ffffff), color-stop(0.25, #ffffff), to(#e6e6e6));background-image:-webkit-linear-gradient(#ffffff, color-stop(0.25, #ffffff), #e6e6e6);background-image:-moz-linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);background-image:-ms-linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);background-image:-o-linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);background-image:linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);padding:4px 14px;text-shadow:0 1px 1px rgba(255, 255, 255, 0.75);color:#333333;font-size:13px;line-height:18px;border:1px solid rgba(0, 0, 0, 0.1);border-bottom-color:rgba(0, 0, 0, 0.25);-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;-webkit-box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);-moz-box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);-webkit-transition:0.1s linear all;-moz-transition:0.1s linear all;transition:0.1s linear all;}.btn:hover{background-position:0 -15px;color:#333333;text-decoration:none;}
-.btn.primary{background-color:#0064cd;background-repeat:repeat-x;background-image:-khtml-gradient(linear, left top, left bottom, from(#049cdb), to(#0064cd));background-image:-moz-linear-gradient(#049cdb, #0064cd);background-image:-ms-linear-gradient(#049cdb, #0064cd);background-image:-webkit-gradient(linear, left top, left bottom, color-stop(0%, #049cdb), color-stop(100%, #0064cd));background-image:-webkit-linear-gradient(#049cdb, #0064cd);background-image:-o-linear-gradient(#049cdb, #0064cd);-ms-filter:"progid:DXImageTransform.Microsoft.gradient(startColorstr='#049cdb', endColorstr='#0064cd', GradientType=0)";filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#049cdb', endColorstr='#0064cd', GradientType=0);background-image:linear-gradient(#049cdb, #0064cd);color:#fff;text-shadow:0 -1px 0 rgba(0, 0, 0, 0.25);}.btn.primary:hover{color:#fff;}
+.btn{display:inline-block;background-color:#e6e6e6;background-repeat:no-repeat;background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#ffffff), color-stop(0.25, #ffffff), to(#e6e6e6));background-image:-webkit-linear-gradient(#ffffff, color-stop(0.25, #ffffff), #e6e6e6);background-image:-moz-linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);background-image:-ms-linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);background-image:-o-linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);background-image:linear-gradient(#ffffff, color-stop(#ffffff, 0.25), #e6e6e6);padding:4px 14px;text-shadow:0 1px 1px rgba(255, 255, 255, 0.75);color:#333333;font-size:13px;line-height:18px;border:1px solid rgba(0, 0, 0, 0.1);border-bottom-color:#ddd;border-bottom-color:rgba(0, 0, 0, 0.25);-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;-webkit-box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);-moz-box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);-webkit-transition:0.1s linear all;-moz-transition:0.1s linear all;transition:0.1s linear all;}.btn:hover{background-position:0 -15px;color:#333333;text-decoration:none;}
+.btn.primary{background-color:#0064cd;background-repeat:repeat-x;background-image:-khtml-gradient(linear, left top, left bottom, from(#049cdb), to(#0064cd));background-image:-moz-linear-gradient(#049cdb, #0064cd);background-image:-ms-linear-gradient(#049cdb, #0064cd);background-image:-webkit-gradient(linear, left top, left bottom, color-stop(0%, #049cdb), color-stop(100%, #0064cd));background-image:-webkit-linear-gradient(#049cdb, #0064cd);background-image:-o-linear-gradient(#049cdb, #0064cd);-ms-filter:"progid:DXImageTransform.Microsoft.gradient(startColorstr='#049cdb', endColorstr='#0064cd', GradientType=0)";filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#049cdb', endColorstr='#0064cd', GradientType=0);background-image:linear-gradient(#049cdb, #0064cd);color:#fff;text-shadow:0 -1px 0 rgba(0, 0, 0, 0.25);border-bottom-color:#003f81;border-bottom-color:rgba(0, 0, 0, 0.25);}.btn.primary:hover{color:#fff;}
 .btn.large{font-size:16px;line-height:28px;-webkit-border-radius:6px;-moz-border-radius:6px;border-radius:6px;}
 .btn.small{padding-right:9px;padding-left:9px;font-size:11px;}
 .btn:disabled,.btn.disabled{background-image:none;filter:alpha(opacity=65);-khtml-opacity:0.65;-moz-opacity:0.65;opacity:0.65;cursor:default;}
diff --git a/lib/preboot.less b/lib/preboot.less
index b90021ebe219abbf8c21d913b49e236fe1354726..7ace1707ad04d113f372907662eec46817bdd4aa 100644
--- a/lib/preboot.less
+++ b/lib/preboot.less
@@ -190,6 +190,7 @@
   font-size: @fontSize;
   line-height: @baseline;
   border: 1px solid @borderColor;
+  border-bottom-color: #ddd;
   border-bottom-color: fadein(@borderColor, 15%);
   .border-radius(@borderRadius);
   @shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
diff --git a/lib/scaffolding.less b/lib/scaffolding.less
index 5b41b64a4b05ec3c406f45f946685a7b3df1d398..f66e0867964c309308fd7de8d45dc6a5624d706a 100644
--- a/lib/scaffolding.less
+++ b/lib/scaffolding.less
@@ -101,6 +101,8 @@ a {
     #gradient > .vertical(@blue, @blueDark);
     color: #fff;
     text-shadow: 0 -1px 0 rgba(0,0,0,.25);
+    border-bottom-color: darken(@blueDark, 15%);
+    border-bottom-color: fadein(rgba(0,0,0,.1), 15%);
     &:hover {
       color: #fff;
     }