#dd {
  margin: 0 0 0 4px;
  padding: 0;
}

#dd li {
  margin: 0;
  margin-bottom:5px; /* メニューとメインの距離 */
  padding: 10; /* メニューとヘッダーの距離 */
  list-style: none;
  float: left;
  font: bold 14px arial;
}

#dd li a.menu {
  display: block;
  text-align: center;
  background: #5970B2;
  padding: 8px 15px 5px 15px;
  margin: 0 1px 0 0;
  color: #FFF;
  width: 100%;
  text-decoration: none;
}

#dd li a.menu:hover {
  background: #49A3FF;
}

.submenu {
  background: #EAEBD8;
  border: 1px solid #5970B2;
  visibility: hidden;
  position: absolute;
  z-index: 3;
}

.submenu a {
  display: block;
  font: bold 14px arial;
  text-align: left;
  text-decoration: none;
  padding: 5px;
  color: #2875DE;
}

.submenu a:hover {
  background: #49A3FF;
  color: #FFF;
}