.user-messages-container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    border: 1px solid #ddd;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.user-message {
    padding: 20px;
    margin-bottom: 20px;
    background: #f9f9f9;
    border-left: 3px solid #0073aa;
}

.user-message h3 {
    margin-top: 0;
    color: #0073aa;
}

.message-content {
    margin: 15px 0;
    line-height: 1.6;
}

.message-meta {
    font-size: 0.9em;
    color: #666;
    font-style: italic;
}