comments added to the changes

Author: jaquesgrobler

doc/themes/scikit-learn/static/nature.css_t

@@ -94,13 +94,21 @@ div.navbar ul li a:hover {
     color: #EEE;
 }
 
+/*-------------------------------------------------------------*/
+/* The next few elements have to do with the gsc (referring to */
+/* Google's custom search bar */
+
 .gsc-input {
     width: 180px;
     float: right;
 }
 
 .search_form {
     margin-top: -23px;
+    /*The min-height is added here, to prevent the element from shrinking
+    too much, while the scripts are still loading the search-bar.
+    Without it, layout glitches occur, as the element keeps dynamically
+    changing it's size while its loading-contents adjusts into position.*/
     min-height: 42px;
 }
 
@@ -112,6 +120,8 @@ div.navbar ul li a:hover {
     display: none;
 }
 
+/*---------------------------------------------------------------*/
+
 .quote {
     text-align: right;
     line-height: 1.5em;