Fixed a few spacing, punctuation, and grammar issues.

Author: Jordan Taylor

web-animations-1/Overview.bs

@@ -817,12 +817,13 @@ which is used to fix the animation's output <a>time value</a>, called its
 <a>current time</a>, in circumstances such as pausing.
 The <a>hold time</a> is initially <a>unresolved</a>.
 
-In a addition to <a>hold time</a>, an <a>animation</a> maintains a
+In addition to the <a>hold time</a>, an <a>animation</a> maintains a
 <dfn>hold phase</dfn> which is set along with the <a>hold time</a> to determine
 the <a>current phase</a> of an <a>animation</a> with a fixed
-<a>current time</a>. The <a>hold phase</a> has the same range of values as the
-[=timeline phase=] and can be set or unset. The <a>hold phase</a> is initially
-unset.
+<a>current time</a>.
+The <a>hold phase</a> has the same range of values as the [=timeline phase=] and
+can be set or unset.
+The <a>hold phase</a> is initially unset.
 
 In order to establish the relative ordering of conflicting <a>animations</a>,
 animations are appended to a <dfn>global animation list</dfn> in the order
@@ -934,11 +935,12 @@ matching condition from below:
 
 ### The current phase of an animation ### {#the-current-phase-of-an-animation}
 
-In addition to their <a>current time</a>, an <a>animation</a> also provides
-their <a>associated effect</a> with a <dfn>current phase</dfn>. This is used in
-determining the animations effect's phase in certain boundary conditions.
+In addition to their <a>current time</a>, <a>animations</a> provide their
+<a>associated effects</a> with a <dfn>current phase</dfn>.
+This is used in determining the animations effect's phase in certain boundary
+conditions.
 
-An <a>animation</a>'s <a>current phase</a> has the same range of values as the
+An <a>animation's</a> <a>current phase</a> has the same range of values as the
 [=timeline phase=].
 
 The <a>current phase</a> is calculated from the first matching condition from
@@ -954,7 +956,7 @@ below:
 
 :   Otherwise,
 ::  The <a>current phase</a> is the [=timeline phase=] of the associated
-    <a>timeline</a>
+    <a>timeline</a>.
 
 </div>
 
@@ -991,9 +993,9 @@ an animation, <var>animation</var>, to <var>seek time</var> is as follows:
             <a lt="inactive timeline">inactive</a>, or
         *   <var>animation</var>'s [=playback rate=] is 0,
 
-    ::  Set <var>animation</var>'s <a>hold time</a> to <var>seek time</var>
-    ::  Set <var>animation</var>'s <a>hold phase</a> to
-        [=timeline active phase|active=].
+    ::  1.  Set <var>animation</var>'s <a>hold time</a> to <var>seek time</var>.
+    ::  1.  Set <var>animation</var>'s <a>hold phase</a> to
+            [=timeline active phase|active=].
 
     :   Otherwise,
     ::  Set <var>animation</var>'s [=start time=] to the result of evaluating
@@ -1239,7 +1241,7 @@ as CSS Animations [[CSS-ANIMATIONS-1]].
         :   Otherwise,
         ::  1.  Set <var>animation</var>'s <a>hold time</a> to <var>seek time</var>.
             1.  Set <var>animation</var>'s <a>hold phase</a> to
-                [=timeline active phase|active=]
+                [=timeline active phase|active=].
 
         </div>
 
@@ -1422,7 +1424,7 @@ follows:
         ::  1.  Set <var>animation</var>'s <a>hold time</a> to 
                 <var>seek time</var>.
             1.  Set <var>animation</var>'s <a>hold phase</a> to
-                [=timeline active phase|active=]
+                [=timeline active phase|active=].
 
         </div>
 
@@ -2412,7 +2414,7 @@ animation effect's <a>local time</a> is not <a>unresolved</a> and
 1.  the effect is <a>associated with an animation</a> <em>and</em> the
     associated <a>animation</a>'s <a>current phase</a> is
     [=timeline before phase|before=] <em>and</em> the <a>local time</a> is equal
-    the <a>before-active boundary time</a>, <em>or</em>
+    to the <a>before-active boundary time</a>, <em>or</em>
 1.  the <a>animation direction</a> is &lsquo;backwards&rsquo; and the <a>local
     time</a> is equal to the <a>before-active boundary time</a>.
 
@@ -2425,7 +2427,7 @@ animation effect's <a>local time</a> is not <a>unresolved</a> and
 1.  the effect is <a>associated with an animation</a> <em>and</em> the
     associated <a>animation</a>'s <a>current phase</a> is
     [=timeline after phase|after=] <em>and</em> the <a>local time</a> is equal
-    to the <a>active-after boundary time</a>, <em>or</em>uirecjkeiucfjseuejdjijauzsuwqaiuaizjjsujzisaijreuwnghweww
+    to the <a>active-after boundary time</a>, <em>or</em>
 1.  the <a>animation direction</a> is &lsquo;forwards&rsquo; and the <a>local
     time</a> is equal to the <a>active-after boundary time</a>.