*{
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}
html,body{
	height: 100%;
}
body{
	width: 100%;
	background-color: #ffffff;
}
img{
	display: block;
	height: 100%;
	width: 100%;
	
}
.picture{
	width: 100%;
	height: 100%;
	min-height: 100vh;
	position: relative;
}
.picture-btn{
	width: 70%;
	height: 8%;
	border-radius: 25px;
	position: absolute;
	top: 83%;
	left: 50%;
	margin-left: -35%;
	-webkit-animation-name: scaleDraw;
	-webkit-animation-timing-function: ease-in-out;
	-webkit-animation-iteration-count: infinite;
	-webkit-animation-duration: 2s;
}
@keyframes scaleDraw {

				0% {
					transform: scale(1);
				}

				25% {
					transform: scale(1.1);
				}

				50% {
					transform: scale(1);
				}

				75% {
					transform: scale(1.1);
				}
			}