body {
	overflow: hidden;
	position: relative;
	background: #000000 !important;
    animation: fadeIn 4s ease 0s 1 normal;
}

@keyframes fadeIn {
    0% {opacity: 0}
    100% {opacity: 1}
}

/*index.html*/
.signage .youtube-contents{
	position: absolute;
	top: 550px;
}


.zoom{
	/*animation: zoom 1s ease 0.5s 1 normal;*/
}


@keyframes zoom {
  0%   { transform: scale(0.8); }
  100%   { transform: scale(1); }
}

/*空ボタン*/
.btn_start{
	position: absolute;
	bottom:110px;
	left: 370px;
}
.btn_back{
	position: absolute;
	bottom:110px;
	left: 67px;
}
.btn_next{
	position: absolute;
	bottom:110px;
	left: 660px;
}

/*youtube*/
.youtube-contents{
	position: absolute;
	top: 700px;
}