diff --git a/Changes.txt b/Changes.txt
index 0149e6966..b700ac28a 100644
--- a/Changes.txt
+++ b/Changes.txt
@@ -16,7 +16,7 @@
 
   * Added adjustable autofire.
 
-  * Added 'Dark' UI theme. (TODO: DOC)
+  * Added 'Dark' UI theme.
 
   * Extended global hotkeys for debug options.
 
diff --git a/docs/graphics/options_misc_dark.png b/docs/graphics/options_misc_dark.png
new file mode 100644
index 000000000..79fad1166
Binary files /dev/null and b/docs/graphics/options_misc_dark.png differ
diff --git a/docs/index.html b/docs/index.html
index 3df3d2a96..3014e6826 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -2076,9 +2076,9 @@
   <blockquote>
 
   <p>In addition to the built in ROM launcher, Stella can also be used from the
-  commandline (assuming your operating system has a commandline).</p>
+  command line (assuming your operating system has a command line).</p>
 
-  <p>To run Stella from the commandline, use the following format:</p>
+  <p>To run Stella from the command line, use the following format:</p>
 
   <pre>   stella [options ...] ROM_FILENAME</pre>
 
@@ -2360,7 +2360,7 @@
 
     <tr>
       <td><pre>-logtoconsole &lt;1|0&gt;</pre></td>
-      <td>Indicate that logged output should be printed to the console/commandline as it's being collected. An internal log will still be kept, and the amount of logging is still controlled by 'loglevel'.</td>
+      <td>Indicate that logged output should be printed to the console/command line as it's being collected. An internal log will still be kept, and the amount of logging is still controlled by 'loglevel'.</td>
     </tr>
 
     <tr>
@@ -2576,7 +2576,7 @@
     </tr>
 
     <tr>
-      <td><pre>-uipalette &lt;standard|classic|light&gt;</pre></td>
+      <td><pre>-uipalette &lt;standard|classic|light|dark&gt;</pre></td>
       <td>Use the specified palette for UI elements.</td>
     </tr>
 
@@ -3042,7 +3042,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Renderer</td><td>Use specified rendering mode</td><td>-video</td></tr>
           <tr><td>Interpolation</td><td>Enable interpolation of the TIA image</td><td>-tia.inter</td></tr>
           <tr><td>Zoom</td><td>Zoom level of the TIA image</td><td>-tia.zoom</td></tr>
@@ -3066,7 +3066,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Palette</td><td>Palette used for emulation mode</td><td>-palette</td></tr>
           <tr><td>NTSC phase</td><td>Adjust phase shift for 'Custom' NTSC palette</td><td>-pal.phase_ntsc</td></tr>
           <tr><td>PAL phase</td><td>Adjust phase shift for 'Custom' PAL palette</td><td>-pal.phase_pal</td></tr>
@@ -3088,7 +3088,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>TV mode</td><td>Disable TV effects, or select TV preset</td><td>-tv.filter</td></tr>
           <tr><td>Adjustable sliders</td><td>Set specific attribute in 'Custom' TV mode</td><td>-tv.sharpness, -tv.resolution, etc.</td></tr>
           <tr><td>Phosphor for all ROMs</td><td>Enable phosphor mode for all ROMs</td><td>-tv.phosphor</td></tr>
@@ -3114,7 +3114,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Enable audio</td><td>Self-explanatory</td><td>-audio.enabled</td></tr>
           <tr><td>Volume</td><td>Self-explanatory</td><td>-audio.volume</td></tr>
           <tr><td>Device</td><td>Use the specified audio device.</td><td>-audio.device</td></tr>
@@ -3159,7 +3159,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Emulation speed</td><td>Emulation speed</td><td>-speed</td></tr>
           <tr><td>VSync</td><td>Enable vertical synced updates</td><td>-vsync</td></tr>
           <tr><td>Turbo</td><td>Enable 'Turbo' mode for maximum emulation speed. This overwrites 'Emulation speed' setting and disables 'VSync'.</td><td>-turbo</td></tr>
@@ -3206,7 +3206,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Theme</td><td>Theme to use for UI elements (see examples)</td><td>-uipalette</td></tr>
           <tr><td>Dialogs font</td><td>The font used in the dialogs</td><td>-dialogfont</td></tr>
           <tr><td>HiDPI mode</td><td>Scale the UI by a factor of two when enabled</td><td>-hidpi</td></tr>
@@ -3225,6 +3225,9 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td><img src="graphics/options_misc_light.png"></td>
     </tr>
+    <tr>
+      <td><img src="graphics/options_misc_dark.png"></td>
+    </tr>
   </table>
   <br>
   <table border="5" cellpadding="2" frame="box" rules="none">
@@ -3244,7 +3247,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Save path</td><td>Specifies where to save snapshots</td><td>-snapsavedir</td></tr>
         <!--<tr><td>Load path</td><td>Specifies where to load snapshots</td><td>-snaploaddir</td></tr>  -->
           <tr><td>Continuous snapshot interval</td><td>Interval (in seconds) between snapshots</td><td>-ssinterval</td></tr>
@@ -3357,7 +3360,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Joystick deadzone size</td><td>Deadzone area for axes on joysticks/gamepads</td><td>-joydeadzone</td></tr>
           <tr><td>(Analog paddle) Sensitivity</td><td>Sensitivity of an analog paddle</td><td>-psense</td></tr>
           <tr><td>Analog paddle) Dejitter averaging</td><td>Strength of paddle input averaging, suppresses mouse jitter</td><td>-dejitter.base</td></tr>
@@ -3382,7 +3385,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Use mouse as ...</td><td>Allow the mouse to emulate various controllers</td><td>-usemouse</td></tr>
           <tr><td>(Sensitivity) Paddle</td><td>Sensitivity used when emulating a paddle using a mouse</td><td>-msense</td></tr>
           <tr><td>(Sensitivity) Trackball</td><td>Sensitivity used when emulating a trackball device using a mouse</td><td>-tsense</td></tr>
@@ -3569,7 +3572,7 @@
   which allow your particular operating system to 'see' the device (configuring
   this is outside the scope of this document). Once your operating system
   properly detects the AtariVox, you will need to tell Stella which serial
-  port it is connected to. This is done by using the '-avoxport' commandline
+  port it is connected to. This is done by using the '-avoxport' command line
   argument, or by setting it in the UI under the 'Devices & Ports' tab in
   <b>Advanced Configuration - <a href="#Remapping">Input Devices</a></b>.</p>
 
@@ -3631,7 +3634,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Player/Developer settings</td><td>Selects the active settings set</td><td>-dev.settings</td></tr>
           <tr><td>Console info overlay</td><td>Overlay console info on the TIA image during emulation.</td><td>-plr.stats<br/>-dev.stats</td></tr>
           <tr><td>Detected settings info</td><td>Display detected settings when a ROM is loaded.</td><td>-plr.detectedinfo<br/>-dev.detectedinfo</td></tr>
@@ -3668,7 +3671,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-    <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+    <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
     <tr><td>Chip type</td><td>Type of emulated TIA chip. Allows testing for
       TIA versions which exhibit timing problems in certain games. The
       'Custom' option allows testing for glitch combinations.</td><td>-dev.tia.type</td></tr>
@@ -3698,7 +3701,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Jitter/roll effect</td><td>Emulate screen roll with inconsistent scanline count</td><td>-plr.tv.jitter<br/>-dev.tv.jitter</td></tr>
           <tr><td>(Jitter/roll) Recovery</td><td>Determines recovery time for screen rolling</td><td><span style="white-space:nowrap">-plr.tv.jitter_recovery<br/>-dev.tv.jitter_recovery</span></td></tr>
           <tr><td>PAL color-loss</td><td>Use PAL color-loss effect</td><td>-plr.colorloss<br/>-dev.colorloss</td></tr>
@@ -3726,7 +3729,7 @@
       <td valign="top">
         <table border="1" cellpadding="4">
           <tr>
-            <th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th>
+            <th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th>
           </tr><tr>
             <td>Time Machine</td>
             <td>
@@ -3780,7 +3783,7 @@
       <td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
       <td valign="top">
         <table border="1" cellpadding="4">
-          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">CommandLine</a></th></tr>
+          <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
           <tr><td>Font size</td><td>Self-explanatory</td><td>-dbg.fontsize</td></tr>
           <tr><td>Font style</td><td>Self-explanatory</td><td>-dbg.fontstyle</td></tr>
           <tr><td>Debugger width/height</td><td>Self-explanatory</td><td>-dbg.res</td></tr>
@@ -3803,7 +3806,7 @@
     <a href="#DeveloperCommandLine">Developer Commands</a></b> for more information.</li>
 
     <li>Viewing TIA/console information overlaid on the TIA image. This option
-    can be enabled from the commandline or using the Alt-L key combo,
+    can be enabled from the command line or using the Alt-L key combo,
     and is extremely useful for viewing the current scanline count and associated
     frames per second, bankswitch and display formats, etc. The following shows
     an example of this information:
@@ -3995,7 +3998,7 @@ Ms Pac-Man (Stella extended codes):
 
   <p>Stella maintains a log of its operations when the program first starts up, and
   while it is running. In older releases, this information was only viewable from the
-  commandline. However, the current release allows
+  command line. However, the current release allows
   you to see this information from within the UI. This can be selected from the main
   Options menu, where it is labelled "System Logs". Clicking on the button will show
   a window similar to the following:</p>
@@ -4016,7 +4019,7 @@ Ms Pac-Man (Stella extended codes):
 
   <p>The log levels are self-explanatory (None, Basic, Verbose). The "Print to console"
   option emulates the behaviour of older versions of Stella, whereby the logged output
-  is also shown on the commandline from which Stella was launched (if it was launched
+  is also shown on the command line from which Stella was launched (if it was launched
   in that fashion). Finally, the current contents of the system log can be saved to your
   home directory by clicking the "Save log to disk" button.</p>
   </blockquote></br>