body {
  background-color: #ddd;
  color: #222;
  font-family: Hiragino Kaku Gothic ProN, Helvetica;
  font-size: 14px;
  margin: 0;
  padding: 0;
}

div.body {
  margin: 0;
}

div.main {
  margin: 0;
  padding: 0.4em;
}

div.sidebar {
  background-color: white;
  line-height: 120%;
  margin: auto;
  padding: 0em;
  position: relative;
  width: 90%;
}

div.sidebar h2 {
  background-color: #ccc;
  background-image: -webkit-gradient(linear, left top, left bottom,
				     from(#ccc), to(#999));
  border-bottom: 1px solid #666;
  color: #222;
  display: block;
  font-size: 20px;
  font-weight: bold;
  margin: 0;
  padding: 6px 0;
  text-align: center;
  text-shadow: 0 1px 0 #fff;
}

div.sidebar h5, ul {
  margin-left: 0.4em;
  margin-right: 0.4em;
}

#main {
    column-count: 1;
    -moz-column-count: 1;
    -webkit-column-count: 1;
    margin: 1em;
}

#main h1 {
  background-color: #ccc;
  background-image: -webkit-gradient(linear, left top, left bottom,
				     from(#ccc), to(#999));
  border-bottom: 1px solid #666;
  border-left: none;
  color: #222;
  display: block;
  font-size: 20px;
  font-weight: bold;
  padding: 6px 0;
  text-align: center;
  text-shadow: 0 1px 0 #fff;
}

#main ul {
  list-style: none;
  margin: 10px;
  padding: 0;
}

#main ul li a {
  background-color: #ffffff;
  border: 1px solid #999999;
  color: #222222;
  display: block;
  font-size: 17px;
  font-weight: bold;
  margin-bottom: -1px;
  padding: 12px 10px;
  text-decoration: none;
}

#main ul li:first-child a {
  -webkit-border-top-left-radius: 8px;
  -webkit-border-top-right-radius: 8px;
}

#main ul li:last-child a {
  -webkit-border-bottom-left-radius: 8px;
  -webkit-border-bottom-right-radius: 8px;
}

#top {
    background-color: aqua;
    border-radius: 20px;
    box-shadow: 4px 4px 4px blue;
    -webkit-box-shadow: 4px 4px 4px blue;
    margin: 0.5em;
}