diff --git a/styles/buttondown.css b/styles/buttondown.css
index 35005ac..04e365d 100644
--- a/styles/buttondown.css
+++ b/styles/buttondown.css
@@ -60,7 +60,7 @@ div#header, header
 div#TOC, nav#TOC
     {
     /* Put border on bottom to separate it from body. */
-    border-bottom: 1px solid #aaa;
+    border-bottom: 1px solid #fff;
     margin-bottom: 0.5em;
     }
 
@@ -150,7 +150,7 @@ a /* All links */
     {
     /* Keep links clean. On screen, they are colored; in print, they do nothing anyway. */
     text-decoration: none;
-    color: blue;
+    color: sky blue;
     }
 
 @media screen
@@ -219,7 +219,7 @@ pre /* Code blocks */
     padding: 0.5em; /* Since we have a background color */
     border-radius: 5px; /* Softens it */
     /* Give it a some definition */
-    border: 1px solid #aaa;
+    border: 1px solid #fff;
     /* Set it off left and right, seems to look a bit nicer when we have a background */
     margin-left:  0.5em;
     margin-right: 0.5em;
diff --git a/styles/leetcode-book.css b/styles/leetcode-book.css
index be62926..85e9a5c 100644
--- a/styles/leetcode-book.css
+++ b/styles/leetcode-book.css
@@ -1,5 +1,5 @@
 a{color:#00fa9a}.thumblock{float:right;margin-top:-6px}.gdup{margin-left:5px;margin-right:9px}.gdthumbtext{float:right;position:absolute;right:55px;margin-top:5px}#crayon-main-wrap .form-table
-th{width:100px}#crayon-log{display:none;max-height:200px;border-color:#dfdfdf;background-color:white;border-width:1px;border-style:solid;border-radius:4px;-moz-border-radius:4px;-webkit-border-radius:4px;margin:1px;padding:3px;overflow:auto;white-space:pre;margin-bottom:5px}.crayon-span,.crayon-span-5,.crayon-span-10,.crayon-span-50,.crayon-span-100,.crayon-span-110{line-height:24px;display:inline-block}.crayon-span-5{min-width:5px}.crayon-span-10{min-width:10px}.crayon-span-50{min-width:50px}.crayon-span-100{min-width:100px}.crayon-span-110{min-width:117px}.crayon-span-margin{margin-left:5px}#height_mode,#width_mode{min-width:65px}.crayon-error{color:#F00}.crayon-success{color:#00F}.crayon-warning{color:#ff8000}.crayon-help{min-height:30px;padding:5px
+th{width:100px}#crayon-log{display:none;max-height:200px;border-color:#dfdfdf;background-color:snow;border-width:1px;border-style:solid;border-radius:4px;-moz-border-radius:4px;-webkit-border-radius:4px;margin:1px;padding:3px;overflow:auto;white-space:pre;margin-bottom:5px}.crayon-span,.crayon-span-5,.crayon-span-10,.crayon-span-50,.crayon-span-100,.crayon-span-110{line-height:24px;display:inline-block}.crayon-span-5{min-width:5px}.crayon-span-10{min-width:10px}.crayon-span-50{min-width:50px}.crayon-span-100{min-width:100px}.crayon-span-110{min-width:117px}.crayon-span-margin{margin-left:5px}#height_mode,#width_mode{min-width:65px}.crayon-error{color:#F00}.crayon-success{color:#00F}.crayon-warning{color:#ff8000}.crayon-help{min-height:30px;padding:5px
 10px}.crayon-help .crayon-help-close,.crayon-help .crayon-help-close:active,.crayon-help .crayon-help-close:hover{text-decoration:none;float:right;color:#000}.crayon-help span,.crayon-help
 a{margin:0;padding:0;font-size:12px}#crayon-log-text{font:11px/13px Monaco,'MonacoRegular','Courier New',monospace}#crayon-log-controls{float:left;margin-right:5px}.crayon-table{font-size:12px;border:1px
 solid #999;padding:0;margin:0;margin-top:12px}.crayon-table
@@ -17,12 +17,12 @@ td{border:0;padding:0
 .value{margin-left:5px}#crayon-theme-info
 .description.value{font-style:italic;color:#999}#crayon-theme-info
 .type{text-align:center;min-width:120px;font-weight:bold;border-right:1px solid #ccc;padding-right:5px}#crayon-theme-info
-.type.stock{color:#666}#crayon-theme-info
+.type.stock{color:#808080}#crayon-theme-info
 .type.user{color:#5b9a00}#crayon-editor-table
 td{vertical-align:top}.small-icon{width:24px;height:24px;display:inline-block;margin:5px
 5px 0 0}#twitter-icon{background:url(/wp-content/plugins/crayon-syntax-highlighter/css/images/twitter.png)}#gmail-icon{background:url(/wp-content/plugins/crayon-syntax-highlighter/css/images/google.png)}#docs-icon{background:url(/wp-content/plugins/crayon-syntax-highlighter/css/images/docs.png)}#git-icon{background:url(/wp-content/plugins/crayon-syntax-highlighter/css/images/github.png)}#wp-icon{background:url(/wp-content/plugins/crayon-syntax-highlighter/css/images/wordpress-blue.png)}#donate-icon{background:url(/wp-content/plugins/crayon-syntax-highlighter/css/images/donate.png);width:75px}#crayon-donate,#crayon-donate
 input{margin:0;display:inline;padding:0}#crayon-theme-editor-info
-a{text-decoration:none!important;font-style:italic!important;color:#666!important}.note{font-style:italic;color:#999}#crayon-change-code-text{width:400px;height:300px}.crayon-syntax{overflow:hidden!important;position:relative!important;direction:ltr;text-align:left;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}.crayon-syntax
+a{text-decoration:none!important;font-style:italic!important;color:#808080!important}.note{font-style:italic;color:#999}#crayon-change-code-text{width:400px;height:300px}.crayon-syntax{overflow:hidden!important;position:relative!important;direction:ltr;text-align:left;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box}.crayon-syntax
 div{background:0;border:0;padding:0;margin:0;text-align:left}.crayon-syntax.crayon-loading{visibility:hidden}.crayon-syntax,.crayon-syntax .crayon-main,.crayon-syntax .crayon-toolbar,.crayon-syntax .crayon-info,.crayon-syntax .crayon-plain,.crayon-syntax .crayon-code{width:100%}.crayon-syntax .crayon-main,.crayon-syntax .crayon-plain{overflow:auto}.crayon-syntax,.crayon-syntax .crayon-main,.crayon-syntax .crayon-plain,.crayon-syntax .crayon-table{padding:0;margin:0}.crayon-syntax-inline{margin:0
 2px;padding:0
 2px}.crayon-syntax .crayon-table{border:none!important;background:none!important;padding:0!important;margin-top:0!important;margin-right:0!important;margin-bottom:0!important;width:auto!important;border-spacing:0!important;border-collapse:collapse!important}.crayon-syntax .crayon-table td,.crayon-syntax .crayon-table
diff --git a/styles/leetcode.css b/styles/leetcode.css
index b134c2e..2b82923 100644
--- a/styles/leetcode.css
+++ b/styles/leetcode.css
@@ -42,7 +42,7 @@
 div#header, header
     {
     /* Put border on bottom. Separates it from TOC or body that comes after it. */
-    border-bottom: 1px solid #aaa;
+    border-bottom: 1px solid #fff;
     margin-bottom: 0.5em;
     }