diff --git a/frontend/src/pages/clients/ClientBulkAddModal.css b/frontend/src/pages/clients/ClientBulkAddModal.css
deleted file mode 100644
index 8d563dbb..00000000
--- a/frontend/src/pages/clients/ClientBulkAddModal.css
+++ /dev/null
@@ -1,5 +0,0 @@
-.random-icon {
-  margin-left: 4px;
-  cursor: pointer;
-  color: var(--ant-color-primary);
-}
diff --git a/frontend/src/pages/clients/ClientBulkAddModal.tsx b/frontend/src/pages/clients/ClientBulkAddModal.tsx
index 1b15267f..264b3229 100644
--- a/frontend/src/pages/clients/ClientBulkAddModal.tsx
+++ b/frontend/src/pages/clients/ClientBulkAddModal.tsx
@@ -9,7 +9,6 @@ import { HttpUtil, RandomUtil, SizeFormatter } from '@/utils';
 import { TLS_FLOW_CONTROL } from '@/models/inbound';
 import DateTimePicker from '@/components/DateTimePicker';
 import type { InboundOption } from '@/hooks/useClients';
-import './ClientBulkAddModal.css';
 
 const FLOW_OPTIONS = Object.values(TLS_FLOW_CONTROL);
 const JSON_HEADERS = { headers: { 'Content-Type': 'application/json' } } as const;
diff --git a/frontend/src/pages/inbounds/InboundFormModal.css b/frontend/src/pages/inbounds/InboundFormModal.css
index 2532e21a..444ab670 100644
--- a/frontend/src/pages/inbounds/InboundFormModal.css
+++ b/frontend/src/pages/inbounds/InboundFormModal.css
@@ -1,9 +1,3 @@
-.random-icon {
-  margin-left: 4px;
-  cursor: pointer;
-  color: var(--ant-color-primary);
-}
-
 .danger-icon {
   margin-left: 6px;
   cursor: pointer;
diff --git a/frontend/src/pages/xray/OutboundFormModal.css b/frontend/src/pages/xray/OutboundFormModal.css
index 98e0c050..60f2cb5a 100644
--- a/frontend/src/pages/xray/OutboundFormModal.css
+++ b/frontend/src/pages/xray/OutboundFormModal.css
@@ -1,9 +1,3 @@
-.random-icon {
-  cursor: pointer;
-  color: var(--ant-color-primary);
-  margin-left: 4px;
-}
-
 .danger-icon {
   cursor: pointer;
   color: var(--ant-color-error);
diff --git a/frontend/src/styles/utils.css b/frontend/src/styles/utils.css
index 40cec66d..fca7aa5a 100644
--- a/frontend/src/styles/utils.css
+++ b/frontend/src/styles/utils.css
@@ -15,3 +15,9 @@
 .my-10 { margin: 10px 0; }
 
 .zero-margin { margin: 0; }
+
+.random-icon {
+  margin-left: 4px;
+  cursor: pointer;
+  color: var(--ant-color-primary);
+}