body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    color: #333;
}

.score-board {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    background: white;
    padding: 15px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.score-board div {
    text-align: center;
    font-size: 1.1rem;
}

.score-board span {
    display: block;
    font-size: 1.8rem;
    font-weight: bold;
    color: #2c3e50;
}

h2 {
    margin: 15px 0;
    font-weight: 500;
    color: #2c3e50;
}

#computer-choice,
#user-choice,
#result {
    font-weight: bold;
    color: #e74c3c;
}

#result {
    font-size: 1.3rem;
    margin-bottom: 25px;
    min-height: 30px;
}

.choices {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

button {
    padding: 12px 25px;
    font-size: 1rem;
    cursor: pointer;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

button:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

button:active {
    transform: translateY(0);
}

#rock {
    background-color: #e74c3c;
}

#rock:hover {
    background-color: #c0392b;
}

#paper {
    background-color: #2ecc71;
}

#paper:hover {
    background-color: #27ae60;
}

#scissors {
    background-color: #f39c12;
}

#scissors:hover {
    background-color: #d35400;
}