/* フッター */
.site-footer {
    width: 100%;
    background-color: #f9fafb;
    padding: 1rem 2rem;
    border-top: 1px solid #e5e7eb;
    text-align: center;
    font-size: 0.9rem;
    color: #666;
    margin-top: 4rem;
}


/*画面遷移 */
.site-nav table {
    width: 100%;
    table-layout: fixed;
    border-collapse: collapse;
    border-spacing: 0;
    margin: 1em 0;
    font-size: 14px;
}
.site-nav table th,
.site-nav table td {
    text-align: center;
    border: 1px solid #d1d5da;
    padding: 6px 13px;
}
.site-nav table th {
    background-color: #f6f8fa;
    font-weight: 600;
}
.site-nav table tr {
    background-color: #fff;
}
.site-nav table tr:nth-child(even) {
    background-color: #f6f8fa;
}
.site-nav blockquote {
    padding: 0.5em 1em;
    color: #6a737d;
    border-left: 4px solid #dfe2e5;
    background-color: #f6f8fa;
    margin: 1em 0;
    font-size: 16px;
}