diff --git a/.env.development b/.env.development
index 8fe3793..ad74251 100644
--- a/.env.development
+++ b/.env.development
@@ -1,4 +1,6 @@
 VITE_APP_ENV=development
-VITE_APP_AUTH_PROXY_HOST='https://auth.nicepay.co.kr'
-VITE_APP_API_PROXY_HOST='https://rest.nicepay.co.kr'
+# VITE_APP_AUTH_PROXY_HOST='https://auth.nicepay.co.kr'
+# VITE_APP_API_PROXY_HOST='https://rest.nicepay.co.kr'
+VITE_APP_AUTH_PROXY_HOST='https://auth.dev-nicepay.co.kr'
+VITE_APP_API_PROXY_HOST='https://rest.dev-nicepay.co.kr'
 GENERATE_SOURCEMAP=false
diff --git a/.env.production b/.env.production
index 30331f7..e472fd3 100644
--- a/.env.production
+++ b/.env.production
@@ -1,6 +1,6 @@
 VITE_APP_ENV=production
 # VITE_APP_AUTH_PROXY_HOST='https://npgm.nicepay.co.kr'
 # VITE_APP_API_PROXY_HOST='https://npgm.nicepay.co.kr'
-VITE_APP_AUTH_PROXY_HOST='https://npgm.dev-nicepay.co.kr'
-VITE_APP_API_PROXY_HOST='https://npgm.dev-nicepay.co.kr'
+VITE_APP_AUTH_PROXY_HOST='https://auth.dev-nicepay.co.kr'
+VITE_APP_API_PROXY_HOST='https://rest.dev-nicepay.co.kr'
 GENERATE_SOURCEMAP=false
\ No newline at end of file
diff --git a/public/images/splash_banner.png b/public/images/splash_banner.png
new file mode 100644
index 0000000..6eaf7fc
Binary files /dev/null and b/public/images/splash_banner.png differ