Review comments

IPython/html/static/base/less/page.less

@@ -35,6 +35,7 body {
         width: 100%;
         height: 1px;
         background: @navbar-default-border;
+        margin-bottom: -1px;
     }
 
     @media print {

IPython/html/static/notebook/less/menubar.less

@@ -1,5 +1,6
 #menubar {
   .border-box-sizing();
+  margin-top: 1px;
 
   .navbar {
     border-top: 1px;

IPython/html/static/style/style.min.css

@@ -8285,6 +8285,7 body {
   width: 100%;
   height: 1px;
   background: #e7e7e7;
+  margin-bottom: -1px;
 }
 @media print {
   #header {
@@ -8510,7 +8511,7 ul.breadcrumb span {
   vertical-align: middle;
 }
 .list_toolbar .tree-buttons {
-  padding-top: 2px;
+  padding-top: 1px;
 }
 .list_toolbar [class*="span"] {
   min-height: 24px;
@@ -8649,7 +8650,7 input.engine_num_input {
   margin-left: .3em;
 }
 #notebook_toolbar .pull-right {
-  padding-top: 2px;
+  padding-top: 0px;
 }
 ul#new-menu {
   left: auto;
@@ -10303,6 +10304,7 select[multiple].celltoolbar select {
   box-sizing: border-box;
   -moz-box-sizing: border-box;
   -webkit-box-sizing: border-box;
+  margin-top: 1px;
 }
 #menubar .navbar {
   border-top: 1px;

IPython/html/static/tree/less/tree.less

@@ -41,7 +41,7 ul.breadcrumb {
     vertical-align: middle;
 
     .tree-buttons {
-        padding-top: 2px;
+        padding-top: 1px;
     }
 }
 
@@ -157,7 +157,7 input.engine_num_input {
 }
 
 #notebook_toolbar .pull-right {
-    padding-top: 2px;
+    padding-top: 0px;
 }
 
 ul#new-menu {