Minor formatting changes in html code

Modelica/package.mo

@@ -1225,15 +1225,22 @@ Comments and annotations should start with a capital letter, for example:<br>
 For Boolean parameters, the description string should start with &quot;= true, &hellip;&quot;, for example:<br>
 <code><strong>parameter</strong> Boolean useHeatPort = false &quot;= true, if heatPort is enabled&quot;;</code>.
 </p>
+
 <h4>Whitespace and Indentation</h4>
 <p>
 Trailing white-space (i.e., white-space at the end of the lines) shall not be used.
-The tab-character shall not be used, since the tab-stops are not standardized.</p>
-<p>The code in a class shall be indented relative to the class in steps of two spaces;
-except that the headings <code>public</code>, <code>protected</code>, <code>equation</code>, <code>algorithm</code>, and <code>end</code> of class marker shall not be indented.
-The keywords <code>public</code> and <code>protected</code> are headings for a group of declarations.
+The tab-character shall not be used, since the tab-stops are not standardized.
+</p>
+<p>
+The code in a&nbsp;class shall be indented relative to the class in steps of two spaces;
+except that the headings <code>public</code>, <code>protected</code>, <code>equation</code>,
+<code>algorithm</code>, and <code>end</code> of class marker shall not be indented.
+The keywords <code>public</code> and <code>protected</code> are headings for a&nbsp;group
+of declarations.
+</p>
+<p>
+Full class definitions shall be separated by an empty line.
 </p>
-<p>Full class definitions shall be separated by an empty line.</p>
 </html>"));
        end Format;