fix grammar in readme

README.md

@@ -238,22 +238,22 @@ supported, the returned `Promise` will be rejected.
 
 Only string and numeric primitive are supported as values to the object.
 
-Write a comment to the given file so it shows up in the Windows Explorer
+To write a comment to the given file so it shows up in the Windows Explorer
 Properties panel:
 
 ```js
 exiftool.write("path/to/file.jpg", { XPComment: "this is a test comment" })
 ```
 
-Change the DateTimeOriginal, CreateDate and ModifyDate tags (using the
+To change the DateTimeOriginal, CreateDate and ModifyDate tags (using the
 [AllDates](https://sno.phy.queensu.ca/~phil/exiftool/TagNames/Shortcuts.html)
 shortcut) to 4:56pm UTC on February 6, 2016:
 
 ```js
 exiftool.write("path/to/file.jpg", { AllDates: "2016-02-06T16:56:00" })
 ```
 
-Write to a specific metadata group's tag, prefix the tag name with the group.
+To write to a specific metadata group's tag, just prefix the tag name with the group.
 (TypeScript users: you'll need to cast to make this compile).
 
 ```js

docs/assets/css/main.css

@@ -10,7 +10,7 @@
   --color-panel-divider: #eee;
   --color-comment-tag: #707070;
   --color-comment-tag-text: #fff;
-  --color-code-background: rgba(#000, 0.04);
+  --color-code-background: rgba(0, 0, 0, 0.04);
   --color-ts: #9600ff;
   --color-ts-interface: #647f1b;
   --color-ts-enum: #937210;

docs/index.html

@@ -263,16 +263,16 @@ <h3>Writing tags</h3>
 				<p>If you apply malformed values or ask to write to tags that aren&#39;t
 				supported, the returned <code>Promise</code> will be rejected.</p>
 				<p>Only string and numeric primitive are supported as values to the object.</p>
-				<p>Write a comment to the given file so it shows up in the Windows Explorer
+				<p>To write a comment to the given file so it shows up in the Windows Explorer
 				Properties panel:</p>
 				<pre><code class="language-js"><span style="color: #001080">exiftool</span><span style="color: #000000">.</span><span style="color: #795E26">write</span><span style="color: #000000">(</span><span style="color: #A31515">&quot;path/to/file.jpg&quot;</span><span style="color: #000000">, { </span><span style="color: #001080">XPComment:</span><span style="color: #000000"> </span><span style="color: #A31515">&quot;this is a test comment&quot;</span><span style="color: #000000"> })</span>
 </code></pre>
-				<p>Change the DateTimeOriginal, CreateDate and ModifyDate tags (using the
+				<p>To change the DateTimeOriginal, CreateDate and ModifyDate tags (using the
 					<a href="https://sno.phy.queensu.ca/~phil/exiftool/TagNames/Shortcuts.html">AllDates</a>
 				shortcut) to 4:56pm UTC on February 6, 2016:</p>
 				<pre><code class="language-js"><span style="color: #001080">exiftool</span><span style="color: #000000">.</span><span style="color: #795E26">write</span><span style="color: #000000">(</span><span style="color: #A31515">&quot;path/to/file.jpg&quot;</span><span style="color: #000000">, { </span><span style="color: #001080">AllDates:</span><span style="color: #000000"> </span><span style="color: #A31515">&quot;2016-02-06T16:56:00&quot;</span><span style="color: #000000"> })</span>
 </code></pre>
-				<p>Write to a specific metadata group&#39;s tag, prefix the tag name with the group.
+				<p>To write to a specific metadata group&#39;s tag, just prefix the tag name with the group.
 				(TypeScript users: you&#39;ll need to cast to make this compile).</p>
 				<pre><code class="language-js"><span style="color: #001080">exiftool</span><span style="color: #000000">.</span><span style="color: #795E26">write</span><span style="color: #000000">(</span><span style="color: #A31515">&quot;path/to/file.jpg&quot;</span><span style="color: #000000">, {</span>
 <span style="color: #000000">  </span><span style="color: #A31515">&quot;IPTC:CopyrightNotice&quot;</span><span style="color: #001080">:</span><span style="color: #000000"> </span><span style="color: #A31515">&quot;© 2021 PhotoStructure, Inc.&quot;</span><span style="color: #000000">,</span>