diff --git a/server/html/default-themes/vertical_candidate_window_dark.html b/server/html/default-themes/vertical_candidate_window_dark.html
index f83ffbfc..7bb7123f 100644
--- a/server/html/default-themes/vertical_candidate_window_dark.html
+++ b/server/html/default-themes/vertical_candidate_window_dark.html
@@ -8,7 +8,7 @@
   <style>
     body {
       font-family: Arial, sans-serif;
-      font-size: 24px;
+      font-size: 18px;
       height: 100vh;
       margin: 0;
       overflow: hidden;
diff --git a/server/src/global/globals.h b/server/src/global/globals.h
index a0059f47..724ece65 100644
--- a/server/src/global/globals.h
+++ b/server/src/global/globals.h
@@ -5,4 +5,9 @@ namespace GlobalIme
 {
 inline std::wstring AppName = L"FanImeTsf";
 inline std::wstring ServerName = L"FanImeTsf";
-} // namespace GlobalIme
\ No newline at end of file
+} // namespace GlobalIme
+
+namespace CandidateUi
+{
+inline std::string NumHanSeparator = " "; // Number and Hanzi separator
+} // namespace CandidateUi
\ No newline at end of file
diff --git a/server/src/ipc/event_listener.cpp b/server/src/ipc/event_listener.cpp
index 6b05bae3..9b6cb8b8 100644
--- a/server/src/ipc/event_listener.cpp
+++ b/server/src/ipc/event_listener.cpp
@@ -17,6 +17,7 @@
 #include <boost/algorithm/string/join.hpp>
 #include <boost/algorithm/string.hpp>
 #include "fmt/xchar.h"
+#include "global/globals.h"
 
 enum class TaskType
 {
@@ -75,7 +76,7 @@ void WorkerThread()
                 {
                     Global::SelectedCandidateString = string_to_wstring(word);
                 }
-                candidate_string += std::to_string(i + 1) + ". " + word;
+                candidate_string += std::to_string(i + 1) + CandidateUi::NumHanSeparator + word;
                 Global::CandidateWordList.push_back(string_to_wstring(word));
                 if (i < Global::CountOfOnePage - 1)
                 {
@@ -131,7 +132,7 @@ void WorkerThread()
                         {
                             Global::SelectedCandidateString = string_to_wstring(word);
                         }
-                        candidate_string += std::to_string(i + 1) + ". " + word;
+                        candidate_string += std::to_string(i + 1) + CandidateUi::NumHanSeparator + word;
                         Global::CandidateWordList.push_back(string_to_wstring(word));
                         if (i < loop - 1)
                         {
@@ -163,7 +164,7 @@ void WorkerThread()
                         {
                             Global::SelectedCandidateString = string_to_wstring(word);
                         }
-                        candidate_string += std::to_string(i + 1) + ". " + word;
+                        candidate_string += std::to_string(i + 1) + CandidateUi::NumHanSeparator + word;
                         Global::CandidateWordList.push_back(string_to_wstring(word));
                         if (i < loop - 1)
                         {
@@ -304,7 +305,7 @@ void WorkerThread()
                 {
                     Global::SelectedCandidateString = string_to_wstring(word);
                 }
-                candidate_string += std::to_string(i + 1) + " " + word;
+                candidate_string += std::to_string(i + 1) + CandidateUi::NumHanSeparator + word;
                 Global::CandidateWordList.push_back(string_to_wstring(word));
                 if (i < Global::CountOfOnePage - 1)
                 {
@@ -380,7 +381,7 @@ void WorkerThread()
                         {
                             Global::SelectedCandidateString = string_to_wstring(word);
                         }
-                        candidate_string += std::to_string(i + 1) + ". " + word;
+                        candidate_string += std::to_string(i + 1) + CandidateUi::NumHanSeparator + word;
                         Global::CandidateWordList.push_back(string_to_wstring(word));
                         if (i < loop - 1)
                         {
@@ -415,7 +416,7 @@ void WorkerThread()
                         {
                             Global::SelectedCandidateString = string_to_wstring(word);
                         }
-                        candidate_string += std::to_string(i + 1) + ". " + word;
+                        candidate_string += std::to_string(i + 1) + CandidateUi::NumHanSeparator + word;
                         Global::CandidateWordList.push_back(string_to_wstring(word));
                         if (i < loop - 1)
                         {
diff --git a/server/src/webview2/candidate_window_webview2.cpp b/server/src/webview2/candidate_window_webview2.cpp
index aec33c20..c23c895c 100644
--- a/server/src/webview2/candidate_window_webview2.cpp
+++ b/server/src/webview2/candidate_window_webview2.cpp
@@ -25,8 +25,8 @@ int PrepareCandidateWindowHtml()
     std::wstring entireHtml = L"/html/default-themes/vertical_candidate_window_dark.html";
     std::wstring bodyHtml = L"/html/default-themes/body/vertical_candidate_window_dark.html";
 
-    bool isHorizontal = true;
-    bool isNormal = true;
+    bool isHorizontal = false;
+    bool isNormal = false;
 
     if (isHorizontal)
     {