diff --git a/logout.php b/logout.php
index bf9b765..f2085fa 100644
--- a/logout.php
+++ b/logout.php
@@ -3,5 +3,5 @@ session_start();
 
 session_destroy();
 
-header('index.php')
+header('location:index.php')
 ?>
\ No newline at end of file
diff --git a/mainboard.html b/mainboard.html
deleted file mode 100644
index 2473344..0000000
--- a/mainboard.html
+++ /dev/null
@@ -1,268 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Memory Flip Card Game</title>
-
-  <style>
-
-body {
-  margin: 0;
-  font-family: Poppins, Arial, sans-serif;
-  background: linear-gradient(135deg, #d9a7ff, #fbc2eb, #a1c4fd);
-  height: 100vh; 
-  overflow: hidden; 
-  display: flex;
-  justify-content: center;
-  align-items: center;
-  position: relative;
-}
-
-.container {
-  width: 90%;
-  max-width: 800px;
-  background: rgba(255,255,255,0.7);
-  backdrop-filter: blur(15px);
-  padding: 25px 35px;
-  border-radius: 28px;
-  box-shadow: 0 15px 35px rgba(0,0,0,0.2);
-  z-index: 10;
-  display: flex;
-  flex-direction: column;
-  animation: fadeIn 0.6s ease-out;
-}
-
-@keyframes fadeIn {
-  from { opacity: 0; transform: translateY(20px); }
-  to { opacity: 1; transform: translateY(0); }
-}
-
-.header {
-  background: rgba(255,255,255,0.65);
-  padding: 15px 22px;
-  border-radius: 20px;
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
-  margin-bottom: 20px;
-}
-
-.btn {
-  padding: 10px 20px;
-  border: none;
-  border-radius: 12px;
-  cursor: pointer;
-  font-size: 14px;
-  font-weight: bold;
-  transition: 0.25s;
-}
-.blue { background: linear-gradient(to right, #4facfe, #00f2fe); color: white; margin-right: 5px; }
-.gold { background: linear-gradient(to right, gold, orange); color: white; margin-right: 5px; }
-.gray { background: #444; color: white; }
-.btn:hover { transform: scale(1.05); }
-
-/* Judul & Grid */
-.title { text-align: center; margin-bottom: 20px; }
-.title h1 {
-  font-size: 38px;
-  margin: 0;
-  background: linear-gradient(purple, hotpink);
-  -webkit-background-clip: text;
-  background-clip: text;
-  color: transparent;
-}
-
-.stage-grid {
-  display: grid;
-  grid-template-columns: repeat(3, 1fr);
-  gap: 20px;
-}
-.stage-btn {
-  background: white;
-  padding: 20px;
-  border-radius: 20px;
-  text-align: center;
-  cursor: pointer;
-  border: none;
-}
-.icon { font-size: 40px; display: block; }
-/*Background*/
-.fruit {
-  position: absolute;
-  width: 90px;
-  opacity: 0.8;
-  animation: floatFruit 6s infinite ease-in-out;
-  pointer-events: none;
-  z-index: 1;
-}
-.f1 { top: 10%; left: 5%; }
-.f2 { bottom: 10%; right: 5%; }
-.f3 { top: 20%; right: 10%; }
-.f4 { bottom: 20%; left: 15%; }
-
-@keyframes floatFruit {
-  0%, 100% { transform: translateY(0) rotate(0deg); }
-  50% { transform: translateY(-20px) rotate(5deg); }
-}
-
-/* overlay animation*/
-.credits-overlay {
-  position: fixed;
-  top: 0; left: 0; width: 100%; height: 100%;
-  background: rgba(0, 0, 0, 0.95);
-  backdrop-filter: blur(10px);
-  display: none; 
-  flex-direction: column;
-  justify-content: center;
-  align-items: center;
-  z-index: 9999;
-  color: white;
-}
-
-.credits-box {
-  height: 60%;
-  width: 80%;
-  max-width: 500px;
-  overflow: hidden;
-  position: relative;
-  border-top: 1px solid rgba(255,255,255,0.2);
-  border-bottom: 1px solid rgba(255,255,255,0.2);
-}
-
-.credits-scroll {
-  position: absolute;
-  width: 100%;
-  text-align: center;
-  animation: scrollAnimation 15s linear infinite;
-}
-
-@keyframes scrollAnimation {
-  0% { top: 100%; }
-  100% { top: -120%; }
-}
-
-.credits-title { color: #ff419b; font-size: 2.5rem; margin-bottom: 30px; }
-.credits-section { margin-bottom: 30px; }
-.close-credits {
-  margin-top: 30px;
-  padding: 12px 40px;
-  background: white;
-  color: black;
-  border: none;
-  border-radius: 10px;
-  font-weight: bold;
-  cursor: pointer;
-}
-
-/* Musik */
-.music-container { position: fixed; top: 20px; right: 20px; z-index: 1000; }
-.music-btn { width: 50px; height: 50px; border-radius: 50%; border: none; cursor: pointer; font-size: 24px; background: white; }
-  </style>
-</head>
-
-<body>
-
-  <img src="images/fruit1.png" class="fruit f1">
-  <img src="images/fruit2.png" class="fruit f2">
-  <img src="images/fruit3.png" class="fruit f3">
-  <img src="images/fruit4.png" class="fruit f4">
-
-  <div class="music-container">
-    <button id="musicBtn" class="music-btn">🔇</button>
-  </div>
-  <audio id="bgMusic" loop src="music/music_background.mp3"></audio>
-
-  <div class="container">
-    <header class="header">
-      <div class="user-info">
-        <h2 style="margin:0">Player</h2>
-        <p style="margin:0">🎮 Player</p>
-      </div>
-      <div class="actions">
-        <button class="btn blue" onclick="openCredits()">ℹ️ Credit</button>
-        <button id="leaderboardBtn" class="btn gold">🏆 Leaderboard</button>
-        <button id="logoutBtn" class="btn gray">🚪 Logout</button>
-      </div>
-    </header>
-
-    <div class="title">
-      <h1>Memory Flip Card</h1>
-      <p>Pilih tingkat kesulitan untuk memulai permainan</p>
-    </div>
-
-    <div class="stage-grid">
-      <button class="stage-btn" onclick="selectStage('easy')">
-        <span class="icon">😊</span>
-        <h3>Easy Mode</h3>
-      </button>
-      <button class="stage-btn" onclick="selectStage('medium')">
-        <span class="icon">🤔</span>
-        <h3>Medium Mode</h3>
-      </button>
-      <button class="stage-btn" onclick="selectStage('hard')">
-        <span class="icon">😤</span>
-        <h3>Hard Mode</h3>
-      </button>
-    </div>
-  </div>
-
-  <div id="creditsOverlay" class="credits-overlay">
-    <div class="credits-box">
-      <div class="credits-scroll">
-        <h2 class="credits-title">CREDITS</h2>
-        <div class="credits-section">
-            <p><strong>KELOMPOK 2</strong></p>
-            <p>Evelyn Adi Gloria - 5803025026</p>
-            <p>Nathan Handoko S - 5803025001</p>
-            <p>Yustina Rizky S.P - 5803025041</p>
-            
-        </div>
-        <div class="credits-section">
-            <p><strong>PROJECT UAS</strong></p>
-            <p>MEMORI FLIP CARD</p>
-        </div>
-        <div class="credits-section">
-            <p><strong>SPECIAL THANKS</strong></p>
-            <p>Bu Devi dan Pak Andrew<br>dan teman-teman informatika</p>
-        </div>
-        <p>© 2025 UKWMS</p>
-      </div>
-    </div>
-    <button class="close-credits" onclick="closeCredits()">TUTUP</button>
-  </div>
-
-  <script>
-
-    const musicBtn = document.getElementById('musicBtn');
-    const bgMusic = document.getElementById('bgMusic');
-    let isMusicPlaying = false;
-
-    musicBtn.addEventListener('click', () => {
-      isMusicPlaying ? bgMusic.pause() : bgMusic.play();
-      musicBtn.innerText = isMusicPlaying ? '🔇' : '🔊';
-      isMusicPlaying = !isMusicPlaying;
-    });
-
-    function selectStage(stage) {
-      window.location.href = "gameboard-" + stage + ".html";
-    }
-
-    document.getElementById("leaderboardBtn").addEventListener("click", () => {
-      window.location.href = "Leaderboard.html";
-    });
-
-    document.getElementById("logoutBtn").addEventListener("click", () => {
-      alert("Logout berhasil!");
-    });
-
-    function openCredits() {
-        document.getElementById('creditsOverlay').style.display = 'flex';
-    }
-
-    function closeCredits() {
-        document.getElementById('creditsOverlay').style.display = 'none';
-    }
-  </script>
-</body>
-</html>
\ No newline at end of file
