fix issue #13

Author: KageRyo

script.js

@@ -198,6 +198,7 @@ function lookCard() {
   // 鎖定遊戲版面
   lockBoard = true;
   hasFlippedCard = false;
+  flip.forEach(card => card.removeEventListener('click', flipCard));
   // 重置第一次點擊
   const lookCardback = document.querySelectorAll(".memory-card");
   // 偷看
@@ -206,7 +207,11 @@ function lookCard() {
     const lookCardback = document.querySelectorAll(".memory-card");
     lookCardback.forEach(card => card.classList.remove('flip'));
   }, 1200);
+  // 偷看結束
   setTimeout(() => { lockBoard = false; }, 800);
+  setTimeout(() => {
+    flip.forEach(card => card.addEventListener('click', flipCard));
+  }, 1200);
 }
 
 function resetGame() {