Focus-appearance 2.4.11 SC & Understanding rewording suggestions

guidelines/sc/22/focus-appearance-minimum.html

@@ -7,8 +7,8 @@ <h4>Focus Appearance (Minimum)</h4>
 
     <p>When user interface components receive keyboard focus, all of the following are true:</p>
     <ul>
-        <li><strong>Minimum area:</strong> The area of the <a>focus indicator</a> is at least as large as as the area of a 1 <a>CSS pixel</a> thick <a>perimeter</a> of the focused control, or the focus indicator has a thickness of at least 8 CSS pixels along the shortest side of the user interface component.</li>
-        <li><strong>Change of contrast:</strong> The pixels making up the minimum focus indicator area achieve at least a 3:1 contrast between their colors in the focused and unfocused states. </li>
+        <li><strong>Minimum area:</strong> The area of the <a>focus indicator</a> is at least as large as the area of a 1 <a>CSS pixel</a> thick <a>perimeter</a> of the focused control, or the focus indicator has a thickness of at least 8 CSS pixels along the shortest side of the user interface component.</li>      
+        <li><strong>Change of contrast:</strong> The pixels making up the minimum focus indicator area achieve at least a 3:1 contrast ratio between their colors in the focused and unfocused states.</li>
         <li><strong>Adjacent contrast:</strong> The pixels in the minimum focus indicator area achieve at least a 3:1 against adjacent colors in the focused control or the minimum focus indicator area has a thickness of at least 2 CSS pixels.</li>
         <li><strong>Not fully obscured:</strong> The item with focus is not entirely hidden by author-created content.</li>
     </ul>

guidelines/terms/22/perimeter.html

@@ -1,6 +1,6 @@
 <dt class="new"><dfn>Perimeter</dfn></dt>
 <dd class="new">
 	<p class="change">New</p>	
-   <p>the continuous line forming the boundary of a shape, not including shared pixels. For example, the perimeter calculation for a rectangle is 2<em>h</em>+2<em>w</em> -4, where <em>h</em> is the height and <em>w</em> is the width and the corners are not counted twice. The perimeter of a circle is 2𝜋<em>r</em>.</p>
-
+   <p>continuous line forming the boundary of a shape, not including shared pixels. For example, the perimeter calculation for a rectangle is 2<em>h</em>+2<em>w</em> -4, where <em>h</em> is the height and <em>w</em> is the width and the corners are not counted twice. The perimeter of a circle is 2𝜋<em>r</em>.</p>
 </dd>
+