Cut down on use of <b>.

Author: janpgit

docs/index.html

@@ -39,11 +39,12 @@ <h1>Unix/Linux Programming in C (NSWI015)</h1>
 <table bgcolor="lightgreen">
 <tbody><tr>
 <td>
-<font size="+1" color="black"><b>Make sure you subscribe yourself to the <a
+Make sure you subscribe yourself to the <a
 href="http://mbox.ms.mff.cuni.cz/listserv/listinfo/nswi015-l">nswi015-l mailing
 list</a> to stay current with what is going on.  <a
 href="https://mbox.ms.mff.cuni.cz/listserv/private/nswi015-l/">Archive is also
-available</a> (to subscribers only).</b></font> </td></tr>
+available</a> (to subscribers only).
+</td></tr>
 </tbody></table>
 
 <h2>Contents</h2>
@@ -91,8 +92,7 @@ <h2><a name="materials">Materials</a></h2>
   editting and navigating C source code files.  <li>Information on the
   recommended <a
   href="https://devnull-cz.github.io/unix-linux-prog-in-c/cstyle.html">C
-  style</a> for writing code so that <b>fellow programmers can read it as
-  well.</b>
+  style</a> for writing code so that fellow programmers can read it as well.
 </ul>
 
 <h2><a name="unix_access">Unix machine access</a></h2>
@@ -130,18 +130,15 @@ <h2><a name="practices">Practices and class assignments</a></h2>
 <table bgcolor="lightgreen">
 <tbody><tr>
 <td>
-<font size="+1" color="black"><b>
 The first phase of the shell assignment must be finished and handed to us before
-the end of the Winter semester, ie. Sunday 23:59, January 12, 2020.  All
-examples shown in the assignment above must work as expected.
+the end of the Winter semester, ie. <b>Sunday 23:59, January 12, 2020</b>.
 
 <p>The second phase must be finished and handed over to us before the
-examination period for the Summer semester starts, i.e. by Sunday 23:59, May 24,
-2020.
+examination period for the Summer semester starts, i.e. by <b>Sunday 23:59, May
+24, 2020</b>.
 
 <p>If you need to finish your semester earlier (that may apply to Erasmus
 students), you need to finish the 2nd assignment in full before that.
-</b></font>
 </td></tr>
 </tbody></table>