/* 基本樣式 */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    color: #333;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 1rem;
    text-align: center;
}

nav {
    margin-top: 1rem;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 1rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

section {
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

h2 {
    color: #4CAF50;
    border-bottom: 2px solid #4CAF50;
    padding-bottom: 0.5rem;
}

/* 測驗樣式 */
#quiz-form {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.question {
    margin-bottom: 2rem;
}

.question img {
    max-width: 100%;
    height: auto;
    margin: 1rem 0;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.choices {
    margin-top: 1rem;
}

.choices label {
    display: block;
    margin: 0.5rem 0;
}

button[type="submit"] {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

button[type="submit"]:hover {
    background-color: #45a049;
}

#result {
    margin-top: 2rem;
    padding: 1rem;
    background-color: #e8f5e9;
    border-radius: 4px;
    color: #2e7d32;
}

/* 響應式設計 */
@media (max-width: 600px) {
    section {
        padding: 1rem;
    }
    
    nav a {
        display: block;
        margin: 0.5rem 0;
    }
}