/*ハンバーガーメニュー*/
a#btn span.humberger {
    background: #FFF;
    width: 27px;
    height: 2px;
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
  }
  a#btn span.humberger:before {
    content: "";
    display: block;
    position: absolute;
    top: -8px;
    background: #FFF;
    width: 27px;
    height: 2px;
    transition: all 0.3s ease-in-out;
  }
  a#btn span.humberger:after {
    content: "";
    display: block;
    position: absolute;
    top: 8px;
    background: #FFF;
    width: 27px;
    height: 2px;
    transition: all 0.3s ease-in-out;
  }
  a#btn span.change {
    height: 0;
  }
  a#btn span.text.change {
    height: auto;
  }
  a#btn span.change:before {
    transform: rotate(-45deg);
    top: 0;
  }
  a#btn span.change:after {
    transform: rotate(45deg);
    top: 0;
  }
  a#btn {
    display: block;
    margin: 0;
    position: fixed;
    right: 20px;
    top: 0;
    padding: 0;
    cursor: pointer;
    width: 60px;
    height: 60px;
    box-sizing: border-box;
    z-index: 9999;
  }
@media screen and (max-width: 768px){
  a#btn {
    right: 0;
    top: 0;
    width: 60px;
    height: 60px;
  }
 a#btn span.humberger,a#btn span.humberger:before,a#btn span.humberger:after{
    height: 2px;
  width: 27px;
  }
   a#btn span.change {
    height: 0;
  }
}
/*モーダルナビゲーション*/
#overlay {
 background: url("../img/top/mv.jpg")no-repeat;
	background-size: cover;
	background-position: center bottom;
	display: none;
	width: 100%;
	height: 100vh;
	text-align: left;
	position: fixed;
	top: 0;
	left: 0;
	z-index: 999;
  overflow-y: scroll;
	-webkit-overflow-scrolling: touch; 
}
.MDL_window_wrap {
 box-sizing: border-box;
 max-width: 100%;
 height: auto;
	width: 100%;
	position: absolute;
	top:50%;
 transform: translateY(-50%);
	text-align: center;
	margin:0;
	padding:0;
}