Fix a few tidy warnings

index.html

@@ -110,7 +110,7 @@ <h4>EditContext state</h4>
                 <li><dfn>selection start</dfn> which refers to the offset in [=text=] where the selection starts. The initial value is 0.</li>
                 <li><dfn>selection end</dfn> which refers to the offset in [=text=] where the selection ends. The initial value is 0. [=selection end=] may be less than [=selection start=] in the case of a "backwards" selection (in reverse of document order).</li>
                 <li><dfn>is composing</dfn> which indicates if there is an active composition. The initial value is false.</li>
-                <li><dfn>composition start</dfn> which refers to the offset in [=text=] representing the start position of the text being actively composed. The initial value is 0.</p></li>
+                <li><dfn>composition start</dfn> which refers to the offset in [=text=] representing the start position of the text being actively composed. The initial value is 0.</li>
                 <li><dfn>composition end</dfn> which refers to the offset in [=text=] representing the end position of the text being actively composed. The initial value is 0. [=composition end=] must always be greater than or equal to [=composition start=].</li>
                 <li><dfn>text formats</dfn> which is an array of [=text format=]. The array is initially empty.</li>
                 <li><dfn>control bounds</dfn> is a {{DOMRect}} describing the area of the viewport in which [=text=] is displayed.  It is in the [=client coordinate system=] and the initial x, y, width, and height are all 0.</li>
@@ -178,7 +178,6 @@ <h4>Association and activation</h4>
               {{HTMLElement/editContext}} property will prevent the element from being garbage
               collected until the property is cleared or the {{EditContext}} is garbage collected.
             </p>
-            </p>
             <p>
                 If an {{EditContext}}'s <a>associated element</a>'s
                 <a href="https://dom.spec.whatwg.org/#concept-tree-parent">parent</a> is not