diff --git a/app/src/assets/scss/base.scss b/app/src/assets/scss/base.scss
index 6f664dd78..0f0210e67 100644
--- a/app/src/assets/scss/base.scss
+++ b/app/src/assets/scss/base.scss
@@ -169,6 +169,13 @@ progressLoading: 400
     padding-left: 0;
   }
 
+  #windowControls {
+    top: -1px;
+    z-index: 502;
+    right: -1px;
+    position: relative;
+  }
+
   #drag {
     -webkit-app-region: drag;
     font-size: 12px;
diff --git a/app/src/util/onGetConfig.ts b/app/src/util/onGetConfig.ts
index 026ebc43f..96611b482 100644
--- a/app/src/util/onGetConfig.ts
+++ b/app/src/util/onGetConfig.ts
@@ -195,7 +195,7 @@ const initBar = () => {
     </svg>
 </button>
 <div class="fn__flex-1 fn__ellipsis" id="drag"><span class="fn__none">开发版，使用前请进行备份 Development version, please backup before use</span></div>
-<div class="fn__flex" style="top: -1px;z-index: 502;right: -1px;position: relative;" id="windowControls"></div>`;
+<div class="fn__flex" id="windowControls"></div>`;
     document.querySelector(".toolbar").addEventListener("click", (event: MouseEvent) => {
         let target = event.target as HTMLElement;
         while (!target.classList.contains("toolbar")) {