/* css/style.css */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 0;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-radius: 8px;
}

#event-title {
    color: #0056b3;
}

#event-period {
    color: #666;
    margin-bottom: 1rem;
    border-bottom: 1px solid #eee;
    padding-bottom: 1rem;
}

#event-content img {
    max-width: 100%;
    height: auto;
}

#error-message {
    padding: 1rem;
    background-color: #ffebee;
    color: #d32f2f;
    border: 1px solid #ef9a9a;
    border-radius: 4px;
}

footer {
    text-align: center;
    padding: 1rem;
    margin-top: 2rem;
    color: #777;
}

@media (max-width: 600px) {
    header, .container {
        padding: 1rem;
    }
}