diff --git a/lib/RenderApp.pm b/lib/RenderApp.pm
index d3d11e3c1..051cfd99f 100644
--- a/lib/RenderApp.pm
+++ b/lib/RenderApp.pm
@@ -43,6 +43,9 @@ sub startup {
 
 	sanitizeHostURLs();
 
+	# Remove default public directory from static route.
+	pop @{ $self->static->paths };
+
 	print "Renderer is based at $main::basehref\n";
 	print "Problem attempts will be sent to $main::formURL\n";
 
@@ -199,12 +202,10 @@ sub sanitizeHostURLs {
 		$ENV{baseURL} = '';
 	} elsif ($ENV{baseURL} =~ m!\S!) {
 
-		# ENV{baseURL} is used to build routes, so configure as "/extension"
-		$ENV{baseURL} = "/$ENV{baseURL}";
-		warn "*** [CONFIG] baseURL should not end in a slash\n"
-			if $ENV{baseURL} =~ s!/$!!;
-		warn "*** [CONFIG] baseURL should begin with a slash\n"
-			unless $ENV{baseURL} =~ s!^//!/!;
+		# ENV{baseURL} is used to build routes, so configure as "/extension".
+		# Ensure ENV{baseURL} starts with a slash but doesn't end with a slash.
+		$ENV{baseURL} = "/$ENV{baseURL}" unless $ENV{baseURL} =~ m!^/!;
+		$ENV{baseURL} =~ s!/$!!;
 
 		# base href must end in a slash when not hosting at the root
 		$main::basehref =
diff --git a/lib/RenderApp/Controller/Render.pm b/lib/RenderApp/Controller/Render.pm
index bfae768f3..3c986eec3 100644
--- a/lib/RenderApp/Controller/Render.pm
+++ b/lib/RenderApp/Controller/Render.pm
@@ -10,6 +10,7 @@ use WeBWorK::PreTeXt;
 sub parseRequest {
 	my $c      = shift;
 	my %params = %{ $c->req->params->to_hash };
+	$params{outputFormat} ||= $params{outputformat} || 'default';
 
 	my $originIP = $c->req->headers->header('X-Forwarded-For')
 		// '' =~ s!^\s*(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}).*$!$1!r;
diff --git a/lib/WeBWorK/FormatRenderedProblem.pm b/lib/WeBWorK/FormatRenderedProblem.pm
index bc7fcd0f0..fdc47f5e0 100644
--- a/lib/WeBWorK/FormatRenderedProblem.pm
+++ b/lib/WeBWorK/FormatRenderedProblem.pm
@@ -45,8 +45,8 @@ sub formatRenderedProblem {
 
 	# Third party CSS
 	my @third_party_css = map { getAssetURL($formLanguage, $_->[0]) } (
-		[ 'css/bootstrap.css', ],
-		[ 'node_modules/jquery-ui-dist/jquery-ui.min.css', ],
+		['css/bootstrap.css'],
+		['node_modules/jquery-ui-dist/jquery-ui.min.css'],
 		['node_modules/@fortawesome/fontawesome-free/css/all.min.css'],
 	);
 
@@ -54,9 +54,6 @@ sub formatRenderedProblem {
 	# or via a setting of $ce->{pg}{specialPGEnvironmentVars}{extra_css_files}
 	# which can be set in course.conf (the value should be an anonomous array).
 	my @cssFiles;
-	# if (ref($ce->{pg}{specialPGEnvironmentVars}{extra_css_files}) eq 'ARRAY') {
-	# 	push(@cssFiles, { file => $_, external => 0 }) for @{ $ce->{pg}{specialPGEnvironmentVars}{extra_css_files} };
-	# }
 	if (ref($rh_result->{flags}{extra_css_files}) eq 'ARRAY') {
 		push @cssFiles, @{ $rh_result->{flags}{extra_css_files} };
 	}
@@ -87,7 +84,7 @@ sub formatRenderedProblem {
 	);
 
 	# Get the requested format. (outputFormat or outputformat)
-	my $formatName = $inputs_ref->{outputFormat} || 'default';
+	my $formatName = $inputs_ref->{outputFormat} || $inputs_ref->{outputformat} || 'default';
 
 	# Add JS files requested by problems via ADD_JS_FILE() in the PG file.
 	my @extra_js_files;
diff --git a/lib/WeBWorK/RenderProblem.pm b/lib/WeBWorK/RenderProblem.pm
index 44bbd9c88..241bfb0bc 100644
--- a/lib/WeBWorK/RenderProblem.pm
+++ b/lib/WeBWorK/RenderProblem.pm
@@ -212,9 +212,9 @@ sub standaloneRenderer {
 		showAttemptPreviews     => 1,                                     # display LaTeX version of submitted answer
 		showHints               => $showHints,                            # default is to showHint (set in PG.pm)
 		showSolutions           => $showSolutions,
-		showCorrectAnswers      => $inputs_ref->{showCorrectAnswers} ? 2 : 0,
-		num_of_correct_ans      => $inputs_ref->{numCorrect}   || 0,
-		num_of_incorrect_ans    => $inputs_ref->{numIncorrect} || 0,
+		showCorrectAnswers      => $inputs_ref->{showCorrectAnswers} && $displayResults || 0,
+		num_of_correct_ans      => $inputs_ref->{numCorrect}                            || 0,
+		num_of_incorrect_ans    => $inputs_ref->{numIncorrect}                          || 0,
 		displayMode             => $inputs_ref->{displayMode},
 		useMathQuill            => !defined $inputs_ref->{entryAssist} || $inputs_ref->{entryAssist} eq 'MathQuill',
 		answerPrefix            => $inputs_ref->{answerPrefix},
@@ -225,8 +225,8 @@ sub standaloneRenderer {
 		language                => $inputs_ref->{language} // 'en',
 		language_subroutine     => WeBWorK::Localize::getLoc($inputs_ref->{language} // 'en'),
 		templateDirectory       => "$ENV{RENDER_ROOT}/",
-		htmlURL                 => 'pg_files/',
-		tempURL                 => 'pg_files/tmp/',
+		htmlURL                 => '/pg_files/',
+		tempURL                 => '/pg_files/tmp/',
 		debuggingOptions        => {
 			show_resource_info          => $inputs_ref->{show_resource_info},
 			view_problem_debugging_info => $inputs_ref->{view_problem_debugging_info}
diff --git a/lib/WeBWorK/Utils.pm b/lib/WeBWorK/Utils.pm
index 3db77b82d..b9d890f91 100644
--- a/lib/WeBWorK/Utils.pm
+++ b/lib/WeBWorK/Utils.pm
@@ -49,7 +49,7 @@ sub getThirdPartyAssetURL {
 					. substr($dependencies->{$_}, 1) . '/'
 					. ($1 =~ s/(?:\.min)?\.(js|css)$/.min.$1/gr);
 			} else {
-				return Mojo::URL->new("${baseURL}$file")->query(version => $dependencies->{$_} =~ s/#/@/gr)->to_string;
+				return Mojo::URL->new("$baseURL/$file")->query(version => $dependencies->{$_})->to_string;
 			}
 		}
 	}
@@ -99,10 +99,10 @@ sub getAssetURL {
 	# If so, then either serve it from a CDN if requested, or serve it directly with the library version
 	# appended as a URL parameter.
 	if ($file =~ /^node_modules/) {
-		my $wwFile = getThirdPartyAssetURL($file, $thirdPartyWWDependencies, '', 0);
+		my $wwFile = getThirdPartyAssetURL($file, $thirdPartyWWDependencies, $ENV{baseURL}, 0);
 		return $wwFile if $wwFile;
 
-		my $pgFile = getThirdPartyAssetURL($file, $thirdPartyPGDependencies, 'pg_files/', 1);
+		my $pgFile = getThirdPartyAssetURL($file, $thirdPartyPGDependencies, "$ENV{baseURL}/pg_files", 0);
 		return $pgFile if $pgFile;
 	}
 
@@ -114,21 +114,22 @@ sub getAssetURL {
 		: undef;
 
 	# First check to see if this is a file in the webwork htdocs location with a rtl variant.
-	return "$staticWWAssets->{$rtlfile}"
+	return "$ENV{baseURL}/$staticWWAssets->{$rtlfile}"
 		if defined $rtlfile && defined $staticWWAssets->{$rtlfile};
 
 	# Next check to see if this is a file in the webwork htdocs location.
-	return "$staticWWAssets->{$file}" if defined $staticWWAssets->{$file};
+	return "$ENV{baseURL}/$staticWWAssets->{$file}" if defined $staticWWAssets->{$file};
 
 	# Now check to see if this is a file in the pg htdocs location with a rtl variant.
-	return "pg_files/$staticPGAssets->{$rtlfile}" if defined $rtlfile && defined $staticPGAssets->{$rtlfile};
+	return "$ENV{baseURL}/pg_files/$staticPGAssets->{$rtlfile}"
+		if defined $rtlfile && defined $staticPGAssets->{$rtlfile};
 
 	# Next check to see if this is a file in the pg htdocs location.
-	return "pg_files/$staticPGAssets->{$file}" if defined $staticPGAssets->{$file};
+	return "$ENV{baseURL}/pg_files/$staticPGAssets->{$file}" if defined $staticPGAssets->{$file};
 
 	# If the file was not found in the lists, then just use the given file and assume its path is relative to the
 	# render app public folder.
-	return "$file";
+	return "$ENV{baseURL}/$file";
 }
 
 1;
diff --git a/templates/RPCRenderFormats/default.html.ep b/templates/RPCRenderFormats/default.html.ep
index 81e24bf57..4beee37fb 100644
--- a/templates/RPCRenderFormats/default.html.ep
+++ b/templates/RPCRenderFormats/default.html.ep
@@ -4,7 +4,6 @@
 <html <%== $COURSE_LANG_AND_DIR %>>
 <head>
 	<meta charset='utf-8'>
-	<base href="<%= $SITE_URL %>">
 	<title>
 		WeBWorK using host: <%= $SITE_URL %>,
 		format: <%= $formatName %>,
diff --git a/templates/columns/editorIframe.html.ep b/templates/columns/editorIframe.html.ep
index e13c9bd58..b794a64af 100644
--- a/templates/columns/editorIframe.html.ep
+++ b/templates/columns/editorIframe.html.ep
@@ -1,4 +1,4 @@
-%= javascript 'node_modules/iframe-resizer/js/iframeResizer.min.js'
+%= javascript "$ENV{baseURL}/node_modules/iframe-resizer/js/iframeResizer.min.js"
 
 <div id="iframe-header" class='header iframe-header'>
     <button type="button" id="render-button">Render contents of editor</button>
diff --git a/templates/columns/editorUI.html.ep b/templates/columns/editorUI.html.ep
index 6fb6ad637..107bdcd2b 100644
--- a/templates/columns/editorUI.html.ep
+++ b/templates/columns/editorUI.html.ep
@@ -1,4 +1,4 @@
-%= javascript 'node_modules/@openwebwork/pg-codemirror-editor/dist/pg-codemirror-editor.js'
+%= javascript "$ENV{baseURL}/node_modules/\@openwebwork/pg-codemirror-editor/dist/pg-codemirror-editor.js"
 %= javascript 'https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js'
 
 <div id='edit-header' class='header'>
diff --git a/templates/columns/filebrowser.html.ep b/templates/columns/filebrowser.html.ep
index 3eecaf43d..3e859ea02 100644
--- a/templates/columns/filebrowser.html.ep
+++ b/templates/columns/filebrowser.html.ep
@@ -1,5 +1,5 @@
-%= stylesheet 'css/filebrowser.css'
-%= javascript 'js/filebrowser.js'
+%= stylesheet "$ENV{baseURL}/css/filebrowser.css"
+%= javascript "$ENV{baseURL}/js/filebrowser.js"
 
 <div class='header'>
     Current directory path: </br>
diff --git a/templates/columns/oplIframe.html.ep b/templates/columns/oplIframe.html.ep
index c4a9efdcb..dbafb171f 100644
--- a/templates/columns/oplIframe.html.ep
+++ b/templates/columns/oplIframe.html.ep
@@ -1,4 +1,4 @@
-%= javascript 'node_modules/iframe-resizer/js/iframeResizer.min.js'
+%= javascript "$ENV{baseURL}/node_modules/iframe-resizer/js/iframeResizer.min.js"
 %= stylesheet begin
 .pgfile-header {
     max-height: 30%;
diff --git a/templates/columns/tags.html.ep b/templates/columns/tags.html.ep
index 3d6261162..275e5ebba 100644
--- a/templates/columns/tags.html.ep
+++ b/templates/columns/tags.html.ep
@@ -1,4 +1,4 @@
-%= stylesheet 'css/tags.css'
+%= stylesheet "$ENV{baesURL}/css/tags.css"
 
 % my $taxo = '';
 % if ( open(TAXONOMY, "<:encoding(utf8)", $c->app->home->child('tmp/tagging-taxonomy.json')) ) {
@@ -79,7 +79,7 @@
         </div>
     </div>
     <div class = 'form-row'>
-        %= submit_button 'Save Tags' 
+        %= submit_button 'Save Tags'
     </div>
     %= end
 </div>
@@ -87,4 +87,4 @@
 %= javascript begin
 taxo = <%== $taxo %>;
 %= end
-%= javascript 'js/tags.js'
+%= javascript "$ENV{baseURL}/js/tags.js"
diff --git a/templates/layouts/navbar.html.ep b/templates/layouts/navbar.html.ep
index 04bd44455..d39115ca1 100644
--- a/templates/layouts/navbar.html.ep
+++ b/templates/layouts/navbar.html.ep
@@ -1,12 +1,11 @@
 <!DOCTYPE html>
 <html>
   <head>
-    <base href="<%= $main::basehref %>">
     <title>WeBWorK Standalone Renderer</title>
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <link href="https://fonts.googleapis.com/css?family=Montserrat:400" rel="stylesheet">
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
-    %= stylesheet 'css/navbar.css'
+    %= stylesheet "$ENV{baseURL}/css/navbar.css"
   </head>
   <body>
     <div class="topnav" id="myTopnav">
@@ -29,6 +28,6 @@
       </div>
     </div>
     <%= content %>
-    %= javascript 'js/navbar.js'
+    %= javascript "$ENV{baseURL}/js/navbar.js"
   </body>
 </html>
diff --git a/templates/pages/flex.html.ep b/templates/pages/flex.html.ep
index 5ade66483..204e7839f 100644
--- a/templates/pages/flex.html.ep
+++ b/templates/pages/flex.html.ep
@@ -1,4 +1,4 @@
-%= stylesheet 'css/opl-flex.css'
+%= stylesheet "$ENV{baseURL}/css/opl-flex.css"
 
 <div class='container'>
     <div class='left'>
@@ -16,4 +16,4 @@
         <div class='content'>
         </div>
     </div>
-</div>
\ No newline at end of file
+</div>
diff --git a/templates/pages/oplUI.html.ep b/templates/pages/oplUI.html.ep
index ea33dcf2d..cacf215a0 100644
--- a/templates/pages/oplUI.html.ep
+++ b/templates/pages/oplUI.html.ep
@@ -1,4 +1,4 @@
-%= stylesheet 'css/opl-flex.css'
+%= stylesheet "$ENV{baseULR}/css/opl-flex.css"
 
 <div class="container">
   <div class="left">
diff --git a/templates/pages/twocolumn.html.ep b/templates/pages/twocolumn.html.ep
index bca5fee3b..57ee20e2e 100644
--- a/templates/pages/twocolumn.html.ep
+++ b/templates/pages/twocolumn.html.ep
@@ -1,5 +1,5 @@
 % layout 'navbar';
-%= stylesheet 'css/twocolumn.css'
+%= stylesheet "$ENV{baseURL}/css/twocolumn.css"
 %= javascript 'https://cdn.jsdelivr.net/npm/js-base64@3.5.2/base64.min.js'
 
 <div class="row" style="margin-top: 47px;">