body { background-color: #EFC;
  color: black;
  margin: 1em; padding: 0; }
a:link    { color: blue; }
a:visited { color: purple; }
h1 { font-size: 1.5em;
  background-color: #480; color: white;
  padding: 0.2em; }
p { line-height: 1.6; }

div#head p { margin-bottom: -0.8em; }

div#menu { float: left; width: 3em;
  background-color: white;
  margin-right: 1em; padding: 0.4em; }
div#menu h2 { font-size: 1em; }
div#menu ul { font-size: 0.9em;
  list-style-type: none;
  margin-left: 0; padding-left: 0.5em; }
div#menu li { margin-bottom: 0.4em; }

div#content { float: left; width: 65%; }
div#content h2 { font-size: 1.2em;
  border: 1px solid #480;
  padding: 0.2em; }

/* マウスオーバーで灰色が色付きに変わる */
a img { border-style: none;
  filter: Gray() Alpha(opacity=60); }
a:hover img {
  filter: Gray(enabled=0) Alpha(enabled=0); }

div > *:first-child { margin-top: 0; }