/* ******************    global nav     ************** */

#main_nav 　{
  margin: 40px 15px 0px 15px;
}

#main_nav,
#main_nav ul {
  margin: 0;
  padding: 0;
  clear: both;
}

#main_nav ul li {
  margin: 0;
  padding: 0;
  width: 50%;
  list-style-type: none;
}

.mnav_l{ float:left;  }
.mnav_r{ float:right; }

#main_nav ul li.mnav_l a {
  margin: 0;
  padding: 0;
  display:block;
/*  margin: 3px 3px 6px 13px; 150731 kumada */
  margin: 5px 2px 5px 0px;
}

#main_nav ul li.mnav_r a {
  display: block;
/*  margin: 3px 3px 6px 13px; 150731 kumada */
  margin: 5px 0px 5px 2px;
}

#main_nav ul li.mnav_l a,
#main_nav ul li.mnav_r a {
  background:transparent url(../img/bg_btn.jpg) top left repeat-x;
  border: 1px solid #CCCCCC;
  border-radius: 5px;
  box-shadow: 1px 1px 8px #CCCCCC;
  text-align:center;
  height: 45px;
}


#nav, #nav ul {
  clear: both;
  overflow: auto;
}

#nav ul li.nav-l a, #nav ul li.nav-r a {
  background: transparent url(../img/top/nav.jpg) top left repeat-x;
  border: 1px solid #CCCCCC;
  border-radius: 5px;
  box-shadow: 1px 1px 8px #CCCCCC;
  text-align: center;
  height: 44px;
}

#nav ul li.nav-r a {
  display: block;
  margin: 3px 13px 6px 3px;
}

a:visited {
  color: #0099CC;
  text-decoration: underline;
}