@import url(https://fonts.googleapis.com/css?family=Josefin+Sans:300,400);
* {
	margin: 0;
	padding: 0;
}
html, body {
	height: 100%;
}
.scroll-down{
	margin-top:-10px;
}
.scroll-down section {
	position: relative;
	width: 100%;
	height: 100%;
}
.scroll-down section::after {
	position: absolute;
	bottom: 0;
	left: 0;
	content: '';
	width: 100%;
	height: 80%;
	background: -webkit-linear-gradient(top,rgba(0,0,0,0) 0,rgba(0,0,0,.8) 80%,rgba(0,0,0,.8) 100%);
	background: linear-gradient(to bottom,rgba(0,0,0,0) 0,rgba(0,0,0,.8) 80%,rgba(0,0,0,.8) 100%);
}
.scroll-down section h1 {
	position: absolute;
	top: 50%;
	left: 50%;
	z-index: 2;
	-webkit-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
	color: #fff;
	font : normal 300 64px/1 'Josefin Sans', sans-serif;
	text-align: center;
	white-space: nowrap;
}

.scroll-down #section01 { background: url(http://www.nxworld.net/codepen/css-scroll-down-button/bg01.jpg) center center / cover no-repeat;}
.scroll-down #section02 { background: url(http://www.nxworld.net/codepen/css-scroll-down-button/bg02.jpg) center center / cover no-repeat;}
.scroll-down #section03 { background: url(http://www.nxworld.net/codepen/css-scroll-down-button/bg03.jpg) center center / cover no-repeat;}
.scroll-down #section04 { background: url(http://www.nxworld.net/codepen/css-scroll-down-button/bg04.jpg) center center / cover no-repeat;}
.scroll-down #section05 { background: url(http://www.nxworld.net/codepen/css-scroll-down-button/bg05.jpg) center center / cover no-repeat;}
 
.scroll-down #thanks {
	background-color: #fff;
}
.scroll-down #thanks::after {
	content: none;
}
.scroll-down #thanks div {
	position: absolute;
	top: 50%;
	left: 50%;
	z-index: 2;
	-webkit-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
	text-align: center;
}
.scroll-down #thanks h1 {
	position: static;
	-webkit-transform: translate(0, 0);
	transform: translate(0, 0);
	margin-bottom: 60px;
	color: #333;
}
.scroll-down #thanks p {
	color: #333;
	font : normal 400 20px/1 'Josefin Sans', sans-serif;
}
.scroll-down #thanks p a {
	color: #333;
	text-decoration: none;
	transition: color .3s;
}
.scroll-down #thanks p a:hover {
	color: #888;
}
.scroll-down .demo a {
	position: absolute;
	bottom: 20px;
	left: 50%;
	z-index: 2;
	display: inline-block;
	-webkit-transform: translate(0, -50%);
	transform: translate(0, -50%);
	color: #fff;
	font : normal 400 20px/1 'Josefin Sans', sans-serif;
	letter-spacing: .1em;
	text-decoration: none;
	transition: opacity .3s;
}
.scroll-down .demo a:hover {
	opacity: .5;
}



.scroll-down #section01 a {
	padding-top: 60px;
}
.scroll-down #section01 a span {
	position: absolute;
	top: 0;
	left: 50%;
	width: 24px;
	height: 24px;
	margin-left: -12px;
	border-left: 1px solid #fff;
	border-bottom: 1px solid #fff;
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
	box-sizing: border-box;
}



.scroll-down #section02 a {
	padding-top: 60px;
}
.scroll-down #section02 a span {
	position: absolute;
	top: 0;
	left: 50%;
	width: 46px;
	height: 46px;
	margin-left: -23px;
	border: 1px solid #fff;
	border-radius: 100%;
	box-sizing: border-box;
}
.scroll-down #section02 a span::after {
	position: absolute;
	top: 50%;
	left: 50%;
	content: '';
	width: 16px;
	height: 16px;
	margin: -12px 0 0 -8px;
	border-left: 1px solid #fff;
	border-bottom: 1px solid #fff;
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
	box-sizing: border-box;
}



.scroll-down #section03 a {
	padding-top: 60px;
}
.scroll-down #section03 a span {
	position: absolute;
	top: 0;
	left: 50%;
	width: 46px;
	height: 46px;
	margin-left: -23px;
	border: 1px solid #fff;
	border-radius: 100%;
	box-sizing: border-box;
}
.scroll-down #section03 a span::after {
	position: absolute;
	top: 50%;
	left: 50%;
	content: '';
	width: 16px;
	height: 16px;
	margin: -12px 0 0 -8px;
	border-left: 1px solid #fff;
	border-bottom: 1px solid #fff;
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
	box-sizing: border-box;
}
.scroll-down #section03 a span::before {
	position: absolute;
	top: 0;
	left: 0;
	z-index: -1;
	content: '';
	width: 44px;
	height: 44px;
	box-shadow: 0 0 0 0 rgba(255,255,255,.1);
	border-radius: 100%;
	opacity: 0;
	-webkit-animation: sdb03 3s infinite;
	animation: sdb03 3s infinite;
	box-sizing: border-box;
}
@-webkit-keyframes sdb03 {
	0% {
		opacity: 0;
	}
	30% {
		opacity: 1;
	}
	60% {
		box-shadow: 0 0 0 60px rgba(255,255,255,.1);
		opacity: 0;
	}
	100% {
		opacity: 0;
	}
}
@keyframes sdb03 {
	0% {
		opacity: 0;
	}
	30% {
		opacity: 1;
	}
	60% {
		box-shadow: 0 0 0 60px rgba(255,255,255,.1);
		opacity: 0;
	}
	100% {
		opacity: 0;
	}
}



.scroll-down #section04 a {
	padding-top: 60px;
}
.scroll-down #section04 a span {
	position: absolute;
	top: 0;
	left: 50%;
	width: 24px;
	height: 24px;
	margin-left: -12px;
	border-left: 1px solid #fff;
	border-bottom: 1px solid #fff;
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
	-webkit-animation: sdb04 2s infinite;
	animation: sdb04 2s infinite;
	box-sizing: border-box;
}
@-webkit-keyframes sdb04 {
	0% {
		-webkit-transform: rotate(-45deg) translate(0, 0);
	}
	20% {
		-webkit-transform: rotate(-45deg) translate(-10px, 10px);
	}
	40% {
		-webkit-transform: rotate(-45deg) translate(0, 0);
	}
}
@keyframes sdb04 {
	0% {
		transform: rotate(-45deg) translate(0, 0);
	}
	20% {
		transform: rotate(-45deg) translate(-10px, 10px);
	}
	40% {
		transform: rotate(-45deg) translate(0, 0);
	}
}



.scroll-down #section05 a {
	padding-top: 70px;
}
.scroll-down #section05 a span {
	position: absolute;
	top: 0;
	left: 50%;
	width: 24px;
	height: 24px;
	margin-left: -12px;
	border-left: 1px solid #fff;
	border-bottom: 1px solid #fff;
	-webkit-transform: rotate(-45deg);
	transform: rotate(-45deg);
	-webkit-animation: sdb05 1.5s infinite;
	animation: sdb05 1.5s infinite;
	box-sizing: border-box;
}
@-webkit-keyframes sdb05 {
	0% {
		-webkit-transform: rotate(-45deg) translate(0, 0);
		opacity: 0;
	}
	50% {
		opacity: 1;
	}
	100% {
		-webkit-transform: rotate(-45deg) translate(-20px, 20px);
		opacity: 0;
	}
}
@keyframes sdb05 {
	0% {
		transform: rotate(-45deg) translate(0, 0);
		opacity: 0;
	}
	50% {
		opacity: 1;
	}
	100% {
		transform: rotate(-45deg) translate(-20px, 20px);
		opacity: 0;
	}
}