diff --git a/css-ass/style.css b/css-ass/style.css
index e69de29..296d827 100644
--- a/css-ass/style.css
+++ b/css-ass/style.css
@@ -0,0 +1,7 @@
+h1{text-align: center;}
+div.chapter-name{font-weight:bold;}
+#content-box{ 
+    background-color:greenyellow;
+}
+div.chapter>div.horizontal-lists{color:blue;}
+#current-chapter{color:red;}
\ No newline at end of file
diff --git a/js-ass/script.js b/js-ass/script.js
index 0233287..b77b241 100644
--- a/js-ass/script.js
+++ b/js-ass/script.js
@@ -65,9 +65,23 @@ const checkGuess = () => {
 
 
   guesses.textContent += userGuess + ' ';
-  // TODO 
-  // 입력값에 따라 , isLow, isHigh, Collect 등의 함수를 호출 
-  // guess Count가 10이 될 경우 game over
+  if(guessCount==10){
+    gameOver()
+    resetGame()
+  }
+  
+  while(guessCount!=10){
+    if(userGuess<randomNumber){
+      isLow();
+    }
+    else if(userGuess>randomNumber){
+      isHigh();
+    }
+    else{
+      collect();
+    }
+  }
+  
   guessCount++;
   guessField.value = '';
   guessField.focus();