diff --git a/extension/coin/extension.js b/extension/coin/extension.js
index cf5aaa005..3e5e1293c 100644
--- a/extension/coin/extension.js
+++ b/extension/coin/extension.js
@@ -131,11 +131,20 @@ game.import("play", function () {
 			}
 		},
 		game: {
-			changeCoin: function (num,toast) {
+			changeCoin: function (num, toast, audio) {
 				if (typeof num == "number" && ui.coin) {
-					if(num!=0 && toast!== false){
-						game.playAudio('effect',num > 0?"coin":"coin_cost");
-						ui.create.toast(`${num > 0 ? "获得":"花费"} ${num} 金币`);
+					if (num != 0 && toast !== false) {
+						ui.create.toast(
+							`${num > 0 ? "获得" : "花费"} ${Math.abs(
+								num
+							)} 金币`
+						);
+					}
+					if (audio !== false) {
+						game.playAudio(
+							"effect",
+							num > 0 ? "coin" : "coin_cost"
+						);
 					}
 					game.saveConfig("coin", lib.config.coin + num);
 					var str;
diff --git a/layout/default/toast.css b/layout/default/toast.css
index b5486fb0b..b5f3d60bb 100644
--- a/layout/default/toast.css
+++ b/layout/default/toast.css
@@ -1,5 +1,5 @@
 .toast-container {
-    display:block;
+    display: block;
     position: absolute;
     top: 15%;
     left: 50%;
@@ -7,7 +7,6 @@
     z-index: 9999;
 }
 
-
 .toast {
     display: block;
     position: absolute;
@@ -25,17 +24,19 @@
     animation: fadeInOut 1500ms ease-in-out forwards;
 }
 
-
 @keyframes fadeInOut {
     0% {
         opacity: 0;
     }
+
     20% {
         opacity: 1;
     }
+
     80% {
         opacity: 1;
     }
+
     100% {
         opacity: 0;
     }