#maincontents { font-family: "Yu Gothic", sans-serif; line-height: 1.6; }
h1, h2, h3, h4, h5 { margin-top: 1.2em; }
table { border-collapse: collapse; width: 100%; margin: 0.8em 0; }
th, td { border: 1px solid #666; padding: 4px 8px; vertical-align: top; }
th { background: #f0f0f0; }

a {
    text-decoration: underline;
    color: #000;
}
a:visited {
    color: #000;
}