@charset "utf-8";
/* CSS Document */
/* -- ローディング画面 -- */
#loading {
	position: fixed;
	top: 0;
	width: 100vw;
	height: 100vh;
	z-index: 9999999999;
	background: #cff3ffab;
	-webkit-backdrop-filter: blur(20px);
	backdrop-filter: blur(20px);
	text-align:center;
	color:#fff;
}
#loading_logo {
	position: absolute;
	top: 45%;
	left: 50%;
	width: 150px;
	height: auto;
	transform: translate(-50%, -50%);
}
#loading_logo img {
	width: 260px;
	filter: drop-shadow(1px 2px 3px #0000007d);
}
/* fadeUpをするアイコンの動き */
.fadeUp{
	animation-name: fadeUpAnime;
	animation-duration: 0.5s;
	animation-fill-mode:forwards;
	opacity: 0;
}

@keyframes fadeUpAnime{
  from {
    opacity: 0;
  transform: translateY(100px);
  }

  to {
    opacity: 1;
  transform: translateY(0);
  }
}


/*　-- header --　*/
header {
	top: -150px;
	opacity: 0;
	transition: all 0.5s ease-out;
}
header.header_active {
	top: 0;
	opacity: 1;
	transition: all 0.5s ease-out;
}
header .humbergar_menu.active {
	display: block;
	opacity: 1;
}

/*　ーー　ハンバーガーメニュー　ーー　*/
.openbtn{
	position: relative;
	cursor: pointer;
    width: 50px;
    height:50px;
	border-radius: 5px;
	z-index: 999999;
}
.openbtn span{
    display: inline-block;
    transition: all .4s;
    position: absolute;
  }
.openbtn span:nth-of-type(1),
.openbtn span:nth-of-type(3) {
    height: 2px;
	background: #fff;
  	width: 62%;
    left: 10px;
 }
.openbtn span:nth-of-type(1) {
	top: 13px;
}
.openbtn span:nth-of-type(2) {
	top: 19px;
	left: 11px;
	font-size: 10px;
	text-transform: uppercase;
	text-shadow: 0px 1px 1px rgba(0, 0, 0, 0.4);
	color: #fff;
}
.openbtn span:nth-of-type(3) {
	top: 36px;
}
.openbtn.active span:nth-of-type(1) {
    top: 18px;
    left: 18px;
    transform: translateY(6px) rotate(-45deg);
    width: 30%;
}
.openbtn.active span:nth-of-type(2) {
	opacity: 0;
}
.openbtn.active span:nth-of-type(3){
    top: 30px;
    left: 18px;
    transform: translateY(-6px) rotate(45deg);
    width: 30%;
}

/*　ーー　スクロール　ーー　*/
.scrolldown1{
	position: absolute;
	left: 50%;
	top: -5%;
	height: 150px;
}
#how_to_use .scrolldown1{
	top: -100px;
}
.scrolldown1::after{
	content: "";
	position: absolute;
	top: 0;
	width: 1px;
	height: 150px;
	background: #497493;
	animation: pathmove 1.4s ease-in-out infinite;
	opacity:0;
}
@keyframes pathmove{
	0%{
		height:0;
		top:0;
		opacity: 0;
	}
	30%{
		height: 50px;
		opacity: 1;
	}
	100%{
		height: 0;
		top: 150px;
		opacity: 0;
	}
}

/*　ーー　fadeUp　ーー　*/
.fuwa_scroll_fadeUp {
	opacity: 0;
	transform: translate(0,30);
	transition: translate all 0.5s;
}
.fuwa_scroll_fadeUp.active {
	opacity: 1;
	transform: translate(0,0);
	animation-name: fadeUpAnime;
	animation-duration: 0.8s;
	animation-fill-mode: forwards;
}
@keyframes fadeUpAnime{
  from {
    opacity: 0;
	transform: translateY(100px);
  }
  to {
    opacity: 1;
	transform: translateY(0);
  }
}
/*　ーー　/fadeUp　ーー　*/

/*==================================================
スタート時は要素自体を透過0にするためのopacity:0;を指定する
===================================*/

.box{
	opacity: 0;
}

/*==================================================
動かしたい動き（今回は” ふわっ” を採用）
===================================*/

.fadeUp {
animation-name:fadeUpAnime;
animation-duration:0.5s;
animation-fill-mode:forwards;
opacity: 0;
}

@keyframes fadeUpAnime{
  from {
    opacity: 0;
	transform: translateY(100px);
  }

  to {
    opacity: 1;
	transform: translateY(0);
  }
}

/*　ーー　bound　ーー　*/
.bound {
  animation: bound 3s infinite;
}
@keyframes bound {
  0% { transform:translateY(0) }
  5% { transform:translateY(0) }
  10% { transform:translateY(0) }
  20% { transform:translateY(-25px) }
  25% { transform:translateY(0) }
  30% { transform:translateY(-15px) }
  50% { transform:translateY(0) }
  100% { transform:translateY(0) }
}
/*　ーー　/bound　ーー　*/

@media screen and (max-width: 480px) {
	#loading_logo img {
		width: 100px;
	}
}