Fix Help enter key fill-colour and size

Author: yawnoc

app/src/main/assets/help-zh-Hant-HK.cmd

@@ -35,7 +35,7 @@
 ## 雜項 ##
 
 {: \space-bar: <kbd class="space-bar">◀ 中文 ▶</kbd> :}
-{: \enter-key: <kbd>⏎</kbd> :}
+{: \enter-key: <kbd class="enter-key">⏎</kbd> :}
 
 ''''
 ==

app/src/main/assets/help-zh-Hant-HK.html

@@ -42,7 +42,7 @@ <h2>雜項</h2>
 <td>轉其他鍵盤</td>
 </tr>
 <tr>
-<td>長撳 <kbd>⏎</kbd></td>
+<td>長撳 <kbd class="enter-key">⏎</kbd></td>
 <td>測試專用</td>
 </tr>
 </table>

app/src/main/assets/help-zh-Hant-TW.cmd

@@ -35,7 +35,7 @@
 ## 雜項 ##
 
 {: \space-bar: <kbd class="space-bar">◀ 中文 ▶</kbd> :}
-{: \enter-key: <kbd>⏎</kbd> :}
+{: \enter-key: <kbd class="enter-key">⏎</kbd> :}
 
 ''''
 ==

app/src/main/assets/help-zh-Hant-TW.html

@@ -42,7 +42,7 @@ <h2>雜項</h2>
 <td>轉其他鍵盤</td>
 </tr>
 <tr>
-<td>長按 <kbd>⏎</kbd></td>
+<td>長按 <kbd class="enter-key">⏎</kbd></td>
 <td>測試專用</td>
 </tr>
 </table>

app/src/main/assets/help.cmd

@@ -33,7 +33,7 @@
 ## Miscellaneous ##
 
 {: \space-bar: <kbd class="space-bar">◀ English ▶</kbd> :}
-{: \enter-key: <kbd>⏎</kbd> :}
+{: \enter-key: <kbd class="enter-key">⏎</kbd> :}
 
 ''''
 ==

app/src/main/assets/help.html

@@ -42,7 +42,7 @@ <h2>Miscellaneous</h2>
 <td>Change to other keyboard</td>
 </tr>
 <tr>
-<td>Long press <kbd>⏎</kbd></td>
+<td>Long press <kbd class="enter-key">⏎</kbd></td>
 <td>Testing use only</td>
 </tr>
 </table>

app/src/main/assets/webview.css

@@ -2,6 +2,7 @@
   --umbrella-orange: #FFCE73;
   --umbrella-yellow: #FFFF80;
   --key-fill: #181818;
+  --enter-key-fill: #00CE00;
 }
 
 @font-face {
@@ -85,3 +86,9 @@ td {
 .space-bar {
   font-size: 0.8em;
 }
+.enter-key {
+  background: var(--enter-key-fill);
+  font-size: 1.25em;
+  min-width: 2em;
+  padding: 0;
+}