fix: duplicated id about a signing mac binaries (#104)

* fix: Remove duplicated siging mac content

* fix: mac singed content

.gitignore

@@ -14,4 +14,13 @@ js/bootstrap.min.js
 js/jquery.min.js
 *.swo
 *.bak
+*~
+
+# ruby
 Gemfile.lock
+.bundle
+.ruby-version
+vendor
+
+# ide
+.idea

_i18n/en/download.html

@@ -134,7 +134,7 @@ <h3>Before proceeding</h3>
 			<input type="hidden" name="item_name" value="Donation to OmegaT - multiplatform CAT tool">
 			<input type="hidden" name="currency_code" value="USD">
 
-			<input type="text" class="input-lg" id="amount" name="amount" size="3" value="35">&nbsp;USD
+			<input type="text" class="input-lg" id="amount" name="amount" size="3" value="35">&nbsp;<label for="amount">USD</label>
 			<a class="btn btn-primary" href="#" id="donate-button">Donate</a>
 		</form>
 	</div>
@@ -221,23 +221,23 @@ <h3>With/without JRE</h3>
 </p>
 
 <div id="popover_content_osx_signed" style="display:none">
-<h4 id="about_signing">Notarized vs Unsigned</h4>
+  <h4 id="about_signing">Notarized vs Unsigned</h4>
 
-<p>macOS tries to increase security by making it difficult to run unverified programs.</p>
+  <p>macOS tries to increase security by making it difficult to run unverified programs.</p>
 
-<p>OmegaT for macOS is available in both Notarized and Unsigned versions; they are functionally identical, but the Notarized version is preferred as it is recognized by the system as being a) published by a known developer, and b) scanned by Apple.</p>
+  <p>OmegaT for macOS is available in both Notarized and Unsigned versions; they are functionally identical, but the Notarized version is preferred as it is recognized by the system as being a) published by a known developer, and b) scanned by Apple.</p>
 
-<p>There may be a delay in publishing the Notarized version. Users in a hurry can use the Unsigned version instead; if you have difficulty launching the app, see <a href="https://support.apple.com/guide/mac-help/open-a-mac-app-from-an-unidentified-developer-mh40616/mac">how to open an app from an unidentified developer</a>.</p>
+  <p>There may be a delay in publishing the Notarized version. Users in a hurry can use the Unsigned version instead; if you have difficulty launching the app, see <a href="https://support.apple.com/guide/mac-help/open-a-mac-app-from-an-unidentified-developer-mh40616/mac">how to open an app from an unidentified developer</a>.</p>
 </div>
 
 <div id="popover_content_osx_unsigned" style="display:none">
-<h4 id="about_signing">Notarized vs Unsigned</h4>
+<h4 id="about_unsigning">Notarized vs Unsigned</h4>
 
-<p>macOS tries to increase security by making it difficult to run unverified programs.</p>
+  <p>macOS tries to increase security by making it difficult to run unverified programs.</p>
 
-<p>OmegaT for macOS is available in both Notarized and Unsigned versions; they are functionally identical, but the Notarized version is preferred as it is recognized by the system as being a) published by a known developer, and b) scanned by Apple.</p>
+  <p>OmegaT for macOS is available in both Notarized and Unsigned versions; they are functionally identical, but the Notarized version is preferred as it is recognized by the system as being a) published by a known developer, and b) scanned by Apple.</p>
 
-<p>There may be a delay in publishing the Notarized version. Users in a hurry can use the Unsigned version instead; if you have difficulty launching the app, see <a href="https://support.apple.com/guide/mac-help/open-a-mac-app-from-an-unidentified-developer-mh40616/mac">how to open an app from an unidentified developer</a>.</p>
+  <p>There may be a delay in publishing the Notarized version. Users in a hurry can use the Unsigned version instead; if you have difficulty launching the app, see <a href="https://support.apple.com/guide/mac-help/open-a-mac-app-from-an-unidentified-developer-mh40616/mac">how to open an app from an unidentified developer</a>.</p>
 </div>
 
 <div id="popover_content_master" style="display:none">