diff --git a/constants/intervals.ts b/constants/intervals.ts
index 0e6d1a0..a852a46 100644
--- a/constants/intervals.ts
+++ b/constants/intervals.ts
@@ -15,7 +15,7 @@ export const INTERVALS = {
   STORAGE_CHECK: 10000,
   
   /** 遅延情報更新間隔（ミリ秒） */
-  DELAY_UPDATE: 60000,
+  DELAY_UPDATE: 30000,
   
   /** 列車位置更新間隔（ミリ秒） */
   TRAIN_POSITION_UPDATE: 5000,
diff --git a/lib/webViewInjectjavascript.ts b/lib/webViewInjectjavascript.ts
index 7833283..ed04891 100644
--- a/lib/webViewInjectjavascript.ts
+++ b/lib/webViewInjectjavascript.ts
@@ -179,7 +179,7 @@ export const injectJavascriptData: InjectJavascriptData = (
       let backgroundColor = "transparent";
       let heightData = "22px";
       if(backCount == 0){
-        marginData = position ? ${uiSetting === "tokyo" ? `"0px 0px -10px 0px" : "-10px 0px 0px 0px"`: `"0px -5px 0px 5px" : "0px 5px 0px -5px"`};
+        marginData = position ? ${uiSetting === "tokyo" ? `"0px 0px -10px 0px" : "-10px 0px 0px 0px"`: `"0px 2px 0px 0px" : "0px 2px 0px 0px"`};
         heightData = "16px";
       }