@charset "utf-8";

#nav-open {
  display: inline-block;
  width: 30px;
  height: 22px;
  vertical-align: middle;

}

/*ハンバーガーアイコンをCSSだけで表現*/
#nav-open span, #nav-open span:before, #nav-open span:after {
  position: absolute;
  transition: all 0.4s;
  height: 3px;/*線の太さ*/
  width: 25px;/*長さ*/
  border-radius: 3px;
  background: #ffffff;
  display: block;
  content: '';
  cursor: pointer;
  z-index: 9999;/*最前面*/
}

#nav-open span:before {
  bottom: -8px;
}

#nav-open span:after {
  bottom: -16px;
}


/*中身*/
#nav-content {
  display: none;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  transition: .2s ease-in-out;
}

#nav-content.open {
  display: block;
  opacity: 1;
  overflow: auto;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9998;
  width: 100%;
  height: 100%;
  background-color: #040219;
  overflow: hidden;/*ブラー効果でボヤけた部分を非表示*/
}


/*:beforeにぼかし効果を設定する*/
#nav-content.open:before {
  content: '';
  overflow: hidden;
  -webkit-filter: blur(10px);
  -moz-filter: blur(10px);
  -o-filter: blur(10px);
  -ms-filter: blur(10px);
  filter: blur(10px);
  z-index: -1;/*重なり順序を一番下にしておく*/
  width:80%;
}


/*チェックが入ったら表示する内容*/

.hamburger-top {
  height: 10%;/*×ボタンと被らないように*/
  width: 90%;
  margin-right:5%;
  margin-left: 5%;
  background-color: #ffffff;
}

.category {
  text-align: center;
  margin-top: 2%;
  width: 80%;
  margin-right:5%;
  margin-left: 5%;
list-style-type: none;
}

.category-title {
  padding: 5%;
  margin-bottom:2%;
    color: #ffffff;
    background-color: rgb(140, 0, 50);
}

.category-title a {
    color: #ffffff;
  text-decoration: none;
}


/*三本線を動かす*/
#nav-open.active span {
  -webkit-transform: translateY(8px) rotate(-45deg);
  transform: translateY(8px) rotate(-45deg);
}

#nav-open.active span:before {
  -webkit-transform: translateY(-8px) rotate(45deg);/*打ち消す*/
  transform: translateY(-8px) rotate(45deg);/*打ち消す*/
  opacity: 0;
}

#nav-open.active span:after {
  -webkit-transform: translateY(-16px) rotate(45deg);
  transform: translateY(-16px) rotate(90deg);
}