Make ^NOTE in markdown/html files bold

2011/toledo/index.html

@@ -410,7 +410,7 @@ Location: <a href="../../location.html#MX">MX</a> - <em>United Mexican States</e
 <!-- BEFORE: 1st line of markdown file: 2011/toledo/README.md -->
 <h2 id="to-build">To build:</h2>
 <pre><code>    make</code></pre>
-<p>NOTE: this entry requires the <code>X11/Xlib.h</code> header file and the X11 library to
+<p><strong>NOTE</strong>: this entry requires the <code>X11/Xlib.h</code> header file and the X11 library to
 compile. For more information see the
 FAQ on “<a href="../../faq.html#X11">X11</a>”.</p>
 <p>There are two alternate versions, <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2011/toledo/toledo.alt.c">one that lets you reconfigure the
@@ -456,7 +456,7 @@ the source early on, right before the code gets hard to follow, or using the
 you remove both the X11 include files and replace them with</p>
 <pre><code>    #include &quot;layer.c&quot;</code></pre>
 <p>you ought to be able to compile and run this program on Windows.
-NOTE: this is what <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2011/toledo/toledo.alt2.c">toledo.alt2.c</a> is for.</p>
+<strong>NOTE</strong>: this is what <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/2011/toledo/toledo.alt2.c">toledo.alt2.c</a> is for.</p>
 <h2 id="authors-remarks">Author’s remarks:</h2>
 <pre><code>        /=========\\
         \==\   /==/                ||