@charset "UTF-8";
.nav-unshown {
    display: none;
  }
@media only screen and (max-width: 1080px) {
  /* max-width: 1024px */
	.nav_area {
		margin-left: auto;
	}
  #nav-drawer {
    position: relative;
    text-align: right;
  }
  /*アイコンのスペース*/
  #nav-open {
    display: inline-block;
    width: 50px;
    height: 50px;
    vertical-align: middle;
    padding: 10px;
    position: relative;
    background: #000;
/*
    position: fixed;
    right: 30px;
    top: 0px;
*/
    z-index:99;
  }

  #nav-open span{
    position: absolute;
    height: 3px;
    /*線の太さ*/
    width: 30px;
    /*長さ*/
    background: #fff;
    display: block;
    content: "";
    cursor: pointer;
    -webkit-transition: all 0.6s cubic-bezier(0.19, 1, 0.22, 1);
    transition: all 0.6s cubic-bezier(0.19, 1, 0.22, 1);
  }

  #nav-open span:nth-of-type(1) {
    top: 13px;
  }

  #nav-open span:nth-of-type(2){
    top: 23px;
  }

  #nav-open span:nth-of-type(3){
    top: 33px;
  }

  #nav-open.active span:nth-of-type(1) {
    -webkit-transform: translateY(10px) rotate(-45deg);
    transform: translateY(10px) rotate(-45deg);
    background: #FFF;
  }

  #nav-open.active span:nth-of-type(2) {
    opacity: 0;
  }

  #nav-open.active span:nth-of-type(3){
    -webkit-transform: translateY(-10px) rotate(45deg);
    transform: translateY(-10px) rotate(45deg);
    background: #FFF;
  }

  #nav-close{
    display: none;
    /*はじめは隠しておく*/
    position: fixed;
    z-index: 97;
    top: 0;
    /*全体に広がるように*/
    left: 0;
    width: 100%;
    height: 100%;
    background: black;
    opacity: 0;
    transition: 0.3s ease-in-out;
  }

  /*中身*/
  #nav-content{
    overflow-y: scroll;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 98;
    width: 100%;
    height: 100%;
    padding-top: 30px;
    background:#000;
    transition: 0.3s ease-in-out;
    /*滑らかに表示*/
    -webkit-transform: translateX(-105%);
    transform: translateX(-105%);
    /*左に隠しておく*/
    -webkit-overflow-scrolling: touch;
  }

  #nav-content .box{
    display: flex;
    width: 100%;
  }

  #nav-content .box ul{
    width: 100%;
    margin-top: 40px;
  }

  #nav-content .box .active{
    background: rgba(23, 88, 140, 0.7);
  }

  #nav-content .box a {
    color: #fff;
  }

  #nav-content .box a:after {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    margin: 0 10px;
    border-right: 1px solid #fff;
    border-top: 1px solid #fff;
    transform: rotate(45deg);
  }

  #nav-content .box ul {
    width: 100%;
  }

  #nav-content .box ul .icon{
    position: absolute;
    width: 14px;
    height: 14px;
    top: 26px;
    right: 10px;
  }

  #nav-content .box ul .icon span{
    display: inline-block;
    transition: all 0.3s;
    box-sizing: border-box;
    position: absolute;
    width: 100%;
    height: 1px;
    background-color: #FFF;
  }

  #nav-content .box ul .icon span:nth-of-type(2) {
    transform: rotate(90deg);
    -webkit-transform: rotate(90deg);
    -moz-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
  }

  #nav-content .box ul .parent:after{
    display: none;
  }

  #nav-content .box ul .is-active span:nth-of-type(1) {
    display: none;
  }

  #nav-content .box ul .is-active span:nth-of-type(2) {
    transform: rotate(180deg);
    -webkit-transform: rotate(180deg);
    -moz-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    -o-transform: rotate(180deg);
  }

  #nav-content .box ul li {
    width: 100%;
	  text-align: left;
	  margin-bottom: 15px; 
  }

  #nav-content .box ul li a {
    display: block;
    color: #fff;
    transition: 0.5s all;
    box-sizing: border-box;
    padding: 20px;
    position: relative;
    width: 100%;
  }

  /* #nav-content .box ul li a:after {
    top: 15px;
  } */
	#nav-content .box .toggle_inner .ttl-item{
		margin-left:40px;
	}
	#nav-content .box .toggle_inner .ttl-item a {
		font-size: 14px;
		padding: 10px;
		width: auto;
		border-bottom: 1px solid #707070;
	}
	#nav-content .box .toggle_inner .ttl-item a ::after{
		content:none;
	}

	#nav-content .box ul .end_nav {
		margin-bottom: 0;
	}
/* 	#nav-content .box ul .end_nav a {
		padding: 10px 20px;
	} */
	#nav-content .box ul .inq {
		text-align: center;
		background:var(--bt-color);
	}
	
  #nav-content .box ul li ul {
    display: none;
  }
  #nav-content .box ul li ul li a {
    padding: 15px 15px 15px 40px;
  }
  #nav-content .box ul li ul li ul li a {
    padding: 15px 15px 15px 60px;
  }
  #nav-content .box .gas-plant_list li:not(:first-child) a, #nav-content .box .gas-plant_list .inner a {
    padding-left: 60px;
  }
  #nav-content .box .gas-plant_list li:not(:first-child) ul li a {
    padding-left: 80px;
  }

  /*チェックが入ったらもろもろ表示*/
  #nav-input:checked ~ #nav-close {
    display: block;
    /*カバーを表示*/
    opacity: 0.5;
  }
  #nav-input:checked ~ #nav-content {
    -webkit-transform: translateX(0%);
    transform: translateX(0%);
    /*中身を表示（右へスライド）*/
    box-shadow: 6px 0 25px rgba(0, 0, 0, 0.15);
  }
	
	
	
}