Merge pull request TheAlgorithms#1140 from HayatoDoi/gh-pages-pre-wrap

The code is not wrapped when reading a document from a smartphone.

Author: shopmike

_sass/modules/_base.scss

@@ -123,6 +123,7 @@ pre {
   padding: 8px 12px;
   border: 1px solid $color-blue-2;
   word-wrap: break-word;
+  white-space: pre-wrap;
 
   > code {
     border: 0;