body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    color: #2c3e50;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
    font-size: 28px
}

h2 {
    color: #2980b9;
    margin-top: 30px;
    font-size: 20px;
    margin-bottom: -5px
}

p {
    margin-bottom: 10px;
    font-size: 17px
}

.last-updated {
    font-style: italic;
    color: #7f8c8d;
    margin-bottom: 30px;
}

.contact-info {
    background-color: #f9f9f9;
    padding: 15px;
    border-left: 4px solid #3498db;
    margin-top: 30px;
}

.footer {
    margin-top: 50px;
    text-align: center;
    color: #7f8c8d;
    font-size: 0.9em;
}

/* 语言切换样式 */
.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    align-items: center;
}

    .language-switcher select {
        padding: 5px 10px;
        border-radius: 4px;
        border: 1px solid #ddd;
        background-color: white;
        cursor: pointer;
        font-size: 15px;
    }

.language-icon {
    margin-right: 8px;
    color: #555;
    font-size: 20px;
}

@media (max-width: 768px) {
    .language-switcher {
        position: static;
        margin-bottom: 20px;
        justify-content: flex-end;
    }
}