diff --git a/common/common.css b/common/common.css
index 20ff13e..8bde1fc 100644
--- a/common/common.css
+++ b/common/common.css
@@ -28,3 +28,14 @@ button::after {
 input {
   outline: none;
 }
+
+/* 防止 iOS Safari 双击缩放 */
+button, .control-btn, [class*="btn"] {
+  touch-action: manipulation;
+  -webkit-tap-highlight-color: transparent;
+}
+
+/* 全局禁用双击缩放 */
+html {
+  touch-action: manipulation;
+}
diff --git a/pages/modify-score/modify-score.vue b/pages/modify-score/modify-score.vue
index 657e462..952bf56 100644
--- a/pages/modify-score/modify-score.vue
+++ b/pages/modify-score/modify-score.vue
@@ -459,6 +459,10 @@ export default {
 }
 
 .control-btn {
+  touch-action: manipulation;
+  -webkit-tap-highlight-color: transparent;
+  user-select: none;
+  -webkit-user-select: none;
   width: 140rpx;
   height: 140rpx;
   display: flex;