body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #74b9ff, #0984e3);
    color: #fff;
    text-align: center;
    margin: 0;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    color: #fff;
}

#game-status {
    font-size: 1.5rem;
    margin: 20px 0;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    color: #fff;
}

#board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 5px;
    width: 40vmin;
    height: 70vmin;
    margin: 20px auto;
    background: #34495e;
    padding: 10px;
    border-radius: 15px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

.cell {
    background: #ecf0f1;
    border: none;
    border-radius: 10px;
    font-size: 2rem;
    font-weight: bold;
    color: #2c3e50;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: 100%;
}

.cell:hover {
    background: #bdc3c7;
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.cell:active {
    transform: scale(0.95);
}

#reset {
    background: #e74c3c;
    color: #fff;
    border: none;
    padding: 12px 24px;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    margin-top: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#reset:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

#reset:active {
    transform: translateY(0);
}