Initial commit: Add basic tic-tac-toe game structure and documentation

styles.css

@@ -0,0 +1,155 @@
+* {
+    margin: 0;
+    padding: 0;
+    box-sizing: border-box;
+}
+
+body {
+    font-family: 'Arial', sans-serif;
+    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+    min-height: 100vh;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.container {
+    background: white;
+    border-radius: 15px;
+    padding: 30px;
+    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
+    text-align: center;
+    max-width: 500px;
+    width: 90%;
+}
+
+h1 {
+    color: #333;
+    margin-bottom: 20px;
+    font-size: 2.5em;
+}
+
+.game-info {
+    display: flex;
+    justify-content: space-around;
+    margin-bottom: 20px;
+    font-size: 1.2em;
+    font-weight: bold;
+}
+
+.current-player {
+    color: #667eea;
+}
+
+.game-status {
+    color: #764ba2;
+}
+
+.score-board {
+    display: flex;
+    justify-content: space-around;
+    margin-bottom: 20px;
+    padding: 10px;
+    background: #f8f9fa;
+    border-radius: 8px;
+}
+
+.player-score, .draws {
+    font-weight: bold;
+}
+
+.game-board {
+    display: grid;
+    grid-template-columns: repeat(3, 1fr);
+    grid-gap: 10px;
+    max-width: 300px;
+    margin: 0 auto 20px;
+}
+
+.cell {
+    width: 90px;
+    height: 90px;
+    border: 2px solid #ddd;
+    border-radius: 8px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 2em;
+    font-weight: bold;
+    cursor: pointer;
+    transition: all 0.3s ease;
+    background: #fff;
+}
+
+.cell:hover {
+    background: #f0f0f0;
+    transform: scale(1.05);
+}
+
+.cell.x {
+    color: #e74c3c;
+}
+
+.cell.o {
+    color: #3498db;
+}
+
+.winning-cell {
+    background-color: #d4edda;
+    animation: pulse 0.6s ease-in-out;
+}
+
+@keyframes pulse {
+    0% { transform: scale(1); }
+    50% { transform: scale(1.1); }
+    100% { transform: scale(1); }
+}
+
+.game-controls {
+    display: flex;
+    gap: 10px;
+    justify-content: center;
+}
+
+.btn {
+    padding: 12px 24px;
+    font-size: 1em;
+    border: none;
+    border-radius: 6px;
+    cursor: pointer;
+    transition: all 0.3s ease;
+    background: #667eea;
+    color: white;
+    font-weight: bold;
+}
+
+.btn:hover {
+    background: #5a6fd8;
+    transform: translateY(-2px);
+}
+
+.btn:active {
+    transform: translateY(0);
+}
+
+/* Responsive design */
+@media (max-width: 500px) {
+    .container {
+        padding: 20px;
+    }
+    
+    h1 {
+        font-size: 2em;
+    }
+    
+    .cell {
+        width: 80px;
+        height: 80px;
+        font-size: 1.5em;
+    }
+    
+    .game-info {
+        flex-direction: column;
+        gap: 10px;
+    }
+}