negative lengths are invalid

Author: annevk

css3-mediaqueries/Overview.html

@@ -519,16 +519,6 @@ <h2 id=media0><span class=secno>2. </span>Media Queries</h2>
 </pre>
   </div>
 
-  <p>Expressions with with negative length values are always false.
-
-  <div class=example>
-   <p>This media query is false:</p>
-
-   <pre>
-@media (min-width: -100px) { ... }
-</pre>
-  </div>
-
   <p>To avoid circular dependencies, it is never necessary to apply the style
    sheet in order to evaluate expressions. For example, the aspect ratio of a
    printed document may be influenced by a style sheet, but expressions
@@ -643,6 +633,13 @@ <h3 id=error><span class=secno>3.1 </span>Error Handling</h3>
       and is therefore ignored.</p>
     </div>
 
+    <div class=example>
+     <p>This media query is invalid because negative lengths are not allowed
+      for the &lsquo;<code class=css>width</code>&rsquo; media feature:</p>
+
+     <pre>@media (min-width: -100px) { ... }</pre>
+    </div>
+
    <li>
     <p><strong>Malformed media query.</strong> User agents are to handle
      unexpected tokens encountered while parsing a media query by reading

css3-mediaqueries/Overview.src.html

@@ -396,19 +396,6 @@ <h2 id="media0">Media Queries</h2>
 </pre>
 </div>
 
-<p>Expressions with with negative length values are always false.
-
-<div class="example">
-<p>This media query is false:
-
-<pre>
-@media (min-width: -100px) { ... }
-</pre>
-</div>
-
-
-
-
 <p>To avoid circular dependencies, it is never necessary to apply the
 style sheet in order to evaluate expressions. For example, the aspect
 ratio of a printed document may be influenced by a style sheet, but
@@ -520,6 +507,13 @@ <h3>Error Handling</h3>
    value for the ''color'' media feature and is therefore ignored.</p>
   </div>
 
+  <div class="example">
+   <p>This media query is invalid because negative lengths are not allowed
+   for the ''width'' media feature:
+
+   <pre>@media (min-width: -100px) { ... }</pre>
+  </div>
+
  <li>
   <p><strong>Malformed media query.</strong> User agents are to handle
   unexpected tokens encountered while parsing a media query by reading until