html {
	position: relative;
	min-height: 100%;
}

body {
	margin-top: 80px;
	margin-bottom: 80px;
}

footer {
	position: absolute;
	right: 0;
	bottom: 0;
	left: 0;
}

.card {
	overflow: hidden;
	box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.16), 0 2px 10px 0 rgba(0, 0, 0, 0.12);
	-webkit-transition: .25s box-shadow;
	transition: .25s box-shadow;
}

.spinner {
	position: fixed;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}

.spinner > div {
	width: 18px;
	height: 18px;
	background-color: #333;

	border-radius: 100%;
	display: inline-block;
	-webkit-animation: sk-bouncedelay 1.4s infinite ease-in-out both;
	animation: sk-bouncedelay 1.4s infinite ease-in-out both;
}

.spinner .bounce1 {
	-webkit-animation-delay: -0.32s;
	animation-delay: -0.32s;
}

.spinner .bounce2 {
	-webkit-animation-delay: -0.16s;
	animation-delay: -0.16s;
}

@-webkit-keyframes sk-bouncedelay {
	0%, 80%, 100% { -webkit-transform: scale(0) }
	40% { -webkit-transform: scale(1.0) }
}

@keyframes sk-bouncedelay {
	0%, 80%, 100% {
		-webkit-transform: scale(0);
		transform: scale(0);
	} 40% {
		  -webkit-transform: scale(1.0);
		  transform: scale(1.0);
	  }
}