nav ul {
    list-style:none;
}



span.button {
    background-image: url("../img/bt_navi.jpg");
    background-position: center center;
    background-repeat: no-repeat;
    display: block;
    height: 40px;
    position: absolute;
    width: 40px;
}

.menu-button-left {
    left: 0px;
    border-right: 1px solid #422088;
}
.menu-button-right {
    right: 0px;
    border-left: 1px solid #ddd;
}

/*slidemenu*/
.slidemenu {
    background-color: #333;
}
.slidemenu li {
    background-image: url("https://www.ogoto-sakuran.com/common/img/icon_li.png");
    background-position: 8px 16px;
    background-repeat: no-repeat;
    border-bottom: 1px solid #000000;
    border-top: 1px solid #4D4D4D;
    font-size: 14px;
    line-height: 1.8;
    list-style: none outside none;
    text-align: left;
    text-indent: 10px;
}
.slidemenu li a {
    padding:10px 0 10px 20px;
    display: block;
    text-decoration: none;
    color: #fff;
}
.slidemenu li:first-child {
    border-top: none;
}
.slidemenu li:last-child {
    border-bottom: none;
}
.slidemenu .slidemenu-header {
    height: 49px;
    border-bottom: 1px solid #000;
    box-shadow: 0 1px 3px rgba(34,25,25,.4);
    -moz-box-shadow: 0 1px 3px rgba(34,25,25,.4);
    -webkit-box-shadow: 0 1px 3px rgba(34,25,25,.4);
    background-color: #333;
}
.slidemenu .slidemenu-header div {
    color: #DD0000;
    font-family: "ヒラギノ明朝 Pro W6","Hiragino Mincho Pro","HGS明朝E","ＭＳ Ｐ明朝",serif;
    font-weight: bold;
    padding: 17px 0 0 19px;
    text-decoration: none;
}

/*main*/
#main {

}
#contents {
    padding: 20px;
}
#contents h1 {
    font-size: 18px;
}
#contents p {
    margin-top: 15px;
}

/*plugin*/
#main {
  z-index: 1;
}
.slidemenu {
  top: 0;
  width: 240px;
  position: fixed;
  visibility: hidden;
  z-index: -1;
}
.slidemenu .slidemenu-header {
  position: relative;
}
.slidemenu .slidemenu-body {
  height: 100%;
  overflow: hidden;
  position: relative;
}
.slidemenu .slidemenu-body .slidemenu-content {
  position: relative;
}
.slidemenu-left {
    left: 0;
}
.slidemenu-right {
    right: 0;
}