Update index.html

index.html

@@ -904,14 +904,14 @@
             shoot() {
                 if (!this.hasPlayedSound) {
                     const firstSound = new Audio('bf109mg.ogg');
-                    firstSound.volume = 1.0;
+                    firstSound.volume = 0.7;
                     firstSound.play();
                     this.hasPlayedSound = true;
                 }
 
                 if (!isCountingDown) {
                     const shootSound = new Audio('bf109mgse.ogg');
-                    shootSound.volume = 0.5;
+                    shootSound.volume = 0.3;
                     shootSound.play();
                 }