diff --git a/ry-vue3/src/views/manager/ManagerProjectsAssign.vue b/ry-vue3/src/views/manager/ManagerProjectsAssign.vue
index a0cf579..4d493c1 100644
--- a/ry-vue3/src/views/manager/ManagerProjectsAssign.vue
+++ b/ry-vue3/src/views/manager/ManagerProjectsAssign.vue
@@ -397,7 +397,7 @@ async function submitAssign() {
 </script>
 
 <style scoped>
-.page-card { background: #fff; padding: 16px 20px; border-radius: 6px; border: 1px solid #f0f0f0; }
+.page-card { background: #fff; padding: 16px 20px; border-radius: 6px; border: 1px solid #f0f0f0; max-width: 1200px; margin: 0 auto; }
 .breadcrumb { font-size: 13px; color: #8c8c8c; margin-bottom: 12px; }
 .breadcrumb .current { color: #262626; font-weight: 500; }
 .breadcrumb .mode-tag { margin-left: 8px; padding: 1px 8px; border-radius: 10px; font-size: 11px; }