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@-webkit-keyframes bump {
 0% {
 opacity: 0;
 left: 535px;
}
 100% {
 left: -10px;
 opacity: 0;
}
 10%, 85% {
 opacity: 1;
}
}
 @-moz-keyframes bump {
 0% {
 opacity: 0;
 left: 535px;
}
 100% {
 left: -10px;
 opacity: 0;
}
 10%, 85% {
 opacity: 1;
}
}
 @-ms-keyframes bump {
 0% {
 opacity: 0;
 left: 535px;
}
 100% {
 left: -10px;
 opacity: 0;
}
 10%, 85% {
 opacity: 1;
}
}
 @keyframes bump {
 0% {
 opacity: 0;
 left: 535px;
}
 100% {
 left: -10px;
 opacity: 0;
}
 10%, 85% {
 opacity: 1;
}
}
 @-webkit-keyframes spin {
 0%, 100% {
 height: 20px;
 top: 50px;
}
 50% {
 height: 100px;
 top: 0;
}
}
 @-moz-keyframes spin {
 0%, 100% {
 height: 20px;
 top: 50px;
}
 50% {
 height: 100px;
 top: 0;
}
}
 @-ms-keyframes spin {
 0%, 100% {
 height: 20px;
 top: 50px;
}
 50% {
 height: 100px;
 top: 0;
}
}
 @keyframes spin {
 0%, 100% {
 height: 20px;
 top: 50px;
}
 50% {
 height: 100px;
 top: 0;
}
}
body {
	background: rgba(0, 0, 0, 0.2);
}
div.center {
	text-align: center;
	margin-top: 40px;
}
ul {
	background-color: rgba(255, 255, 255, 0.4);
	position: relative;
	display: block;
	padding: 0;
	margin: auto;
	width: 600px;
	height: 10px;
	list-style: none;
	-webkit-border-radius: 200px;
	-moz-border-radius: 200px;
	-ms-border-radius: 200px;
	-o-border-radius: 200px;
	border-radius: 200px;
	border: 5px solid rgba(255, 255, 255, 0.2);
	margin-top: 100px;
	-webkit-box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.1);
	-moz-box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.1);
	box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.1);
}
ul li {
	position: absolute;
	margin-top: -55px;
}
ul li:nth-child(1) {
	-webkit-animation: bump 1.5s infinite;
	-moz-animation: bump 1.5s infinite;
	-o-animation: bump 1.5s infinite;
	animation: bump 1.5s infinite;
	-webkit-animation-delay: 0.1s;
	-moz-animation-delay: 0.1s;
	-o-animation-delay: 0.1s;
	animation-delay: 0.1s;
}
ul li:nth-child(1) div {
	-webkit-border-radius: 22px;
	-moz-border-radius: 22px;
	-ms-border-radius: 22px;
	-o-border-radius: 22px;
	border-radius: 22px;
	-webkit-transform-origin: center;
    -moz-transform-origin: center;
    transform-origin: center;
	position: absolute;
	height: 60px;
	width: 80px;
	-webkit-animation: spin 0.4s infinite;
	-moz-animation: spin 0.4s infinite;
	-o-animation: spin 0.4s infinite;
	-webkit-animation: spin 0.4s infinite;
	-webkit-animation-delay: 0.1s;
    -moz-animation: spin 0.4s infinite;
	-moz-animation-delay: 0.1s;
    animation: spin 0.4s infinite;
	animation-delay: 0.1s;
	background-color: rgba(120, 120, 120, 0.3);
}
ul li:nth-child(2) {
	-webkit-animation: bump 1.5s infinite;
	-moz-animation: bump 1.5s infinite;
	-o-animation: bump 1.5s infinite;
	-webkit-animation: bump 1.5s infinite;
	-webkit-animation-delay: 0.2s; 
    -moz-animation: bump 1.5s infinite;
	-moz-animation-delay: 0.2s;
    animation: bump 1.5s infinite;
	animation-delay: 0.2s;
}
ul li:nth-child(2) div {
	-webkit-border-radius: 22px;
	-moz-border-radius: 22px;
	-ms-border-radius: 22px;
	-o-border-radius: 22px;
	border-radius: 22px;
	-webkit-transform-origin: center;
    -moz-transform-origin: center;
    transform-origin: center;
	position: absolute;
	height: 60px;
	width: 80px;
	-webkit-animation: spin 0.4s infinite;
	-moz-animation: spin 0.4s infinite;
	-o-animation: spin 0.4s infinite;
	-webkit-animation: spin 0.4s infinite;
	-webkit-animation-delay: 0.2s;
    -moz-animation: spin 0.4s infinite;
	-moz-animation-delay: 0.2s;
    animation: spin 0.4s infinite;
	animation-delay: 0.2s;
	background-color: rgba(120, 0, 0, 0.3);
}
ul li:nth-child(3) {
	-webkit-animation: bump 1.5s infinite;
	-moz-animation: bump 1.5s infinite;
	-o-animation: bump 1.5s infinite;
	-webkit-animation: bump 1.5s infinite;
	-webkit-animation-delay: 0.3s;
    -moz-animation: bump 1.5s infinite;
	-moz-animation-delay: 0.3s;
    animation: bump 1.5s infinite;
	animation-delay: 0.3s;
}
ul li:nth-child(3) div {
	-webkit-border-radius: 22px;
	-moz-border-radius: 22px;
	-ms-border-radius: 22px;
	-o-border-radius: 22px;
	border-radius: 22px;
	/* www.datouwang.com */
	-webkit-transform-origin: center; 
    -moz-transform-origin: center;
    transform-origin: center;
	position: absolute;
	height: 60px;
	width: 80px;
	-webkit-animation: spin 0.4s infinite;
	-moz-animation: spin 0.4s infinite;
	-o-animation: spin 0.4s infinite;
	-webkit-animation: spin 0.4s infinite;
	-webkit-animation-delay: 0.3s;
    -moz-animation: spin 0.4s infinite;
	-moz-animation-delay: 0.3s;
    animation: spin 0.4s infinite;
	animation-delay: 0.3s;
	background-color: rgba(120, 120, 0, 0.3);
}
ul li:nth-child(4) {
	-webkit-animation: bump 1.5s infinite;
	-moz-animation: bump 1.5s infinite;
	-o-animation: bump 1.5s infinite;
	-webkit-animation: bump 1.5s infinite;
	-webkit-animation-delay: 0.4s;
    -moz-animation: bump 1.5s infinite;
	-moz-animation-delay: 0.4s;
    animation: bump 1.5s infinite;
	animation-delay: 0.4s;
}
ul li:nth-child(4) div {
	-webkit-border-radius: 22px;
	-moz-border-radius: 22px;
	-ms-border-radius: 22px;
	-o-border-radius: 22px;
	border-radius: 22px;
	-webkit-transform-origin: center; 
    -moz-transform-origin: center;
    transform-origin: center;
	position: absolute;
	height: 60px;
	width: 80px;
	-webkit-animation: spin 0.4s infinite;
	-moz-animation: spin 0.4s infinite;
	-o-animation: spin 0.4s infinite;
	-webkit-animation: spin 0.4s infinite;
	-webkit-animation-delay: 0.4s;	
    -moz-animation: spin 0.4s infinite;
	-moz-animation-delay: 0.4s;
    animation: spin 0.4s infinite;
	animation-delay: 0.4s;
	background-color: rgba(0, 120, 0, 0.3);
}
ul li:nth-child(5) {
	-webkit-animation: bump 1.5s infinite;
	-moz-animation: bump 1.5s infinite;
	-o-animation: bump 1.5s infinite;
	-webkit-animation: bump 1.5s infinite;
	-webkit-animation-delay: 0.5s;
    -moz-animation: bump 1.5s infinite;
	-moz-animation-delay: 0.5s;
    animation: bump 1.5s infinite;
	animation-delay: 0.5s;
}
ul li:nth-child(5) div {
	-webkit-border-radius: 22px;
	-moz-border-radius: 22px;
	-ms-border-radius: 22px;
	-o-border-radius: 22px;
	border-radius: 22px;
	-webkit-transform-origin: center; 
    -moz-transform-origin: center;
    transform-origin: center;
	position: absolute;
	height: 60px;
	width: 80px;
	-webkit-animation: spin 0.4s infinite;
	-moz-animation: spin 0.4s infinite;
	-o-animation: spin 0.4s infinite;
	-webkit-animation: spin 0.4s infinite;
	-webkit-animation-delay: 0.5s;	  
    -moz-animation: spin 0.4s infinite;
	-moz-animation-delay: 0.5s;
    animation: spin 0.4s infinite;
	animation-delay: 0.5s;
	background-color: rgba(0, 120, 120, 0.3);
}
ul li:nth-child(6) {
	-webkit-animation: bump 1.5s infinite;
	-moz-animation: bump 1.5s infinite;
	-o-animation: bump 1.5s infinite;
	-webkit-animation: bump 1.5s infinite;
	-webkit-animation-delay: 0.6s;
    -moz-animation: bump 1.5s infinite;
	-moz-animation-delay: 0.6s;
    animation: bump 1.5s infinite;
	animation-delay: 0.6s;
}
ul li:nth-child(6) div {
	-webkit-border-radius: 22px;
	-moz-border-radius: 22px;
	-ms-border-radius: 22px;
	-o-border-radius: 22px;
	border-radius: 22px;
	-webkit-transform-origin: center;
    -moz-transform-origin: center;
    transform-origin: center;
	position: absolute;
	height: 60px;
	width: 80px;
	-webkit-animation: spin 0.4s infinite;
	-moz-animation: spin 0.4s infinite;
	-o-animation: spin 0.4s infinite;
	-webkit-animation: spin 0.4s infinite;
	-webkit-animation-delay: 0.6s;
    -moz-animation: spin 0.4s infinite;
	-moz-animation-delay: 0.6s;
    animation: spin 0.4s infinite;
	animation-delay: 0.6s;
	background-color: rgba(0, 0, 120, 0.3);
}
ul li:nth-child(7) {
	-webkit-animation: bump 1.5s infinite;
	-moz-animation: bump 1.5s infinite;
	-o-animation: bump 1.5s infinite;
	-webkit-animation: bump 1.5s infinite;
	-webkit-animation-delay: 0.7s; 
    -moz-animation: bump 1.5s infinite;
	-moz-animation-delay: 0.7s;
    animation: bump 1.5s infinite;
	animation-delay: 0.7s;
}
ul li:nth-child(7) div {
	-webkit-border-radius: 22px;
	-moz-border-radius: 22px;
	-ms-border-radius: 22px;
	-o-border-radius: 22px;
	border-radius: 22px;
	-webkit-transform-origin: center;	
    -moz-transform-origin: center;
    transform-origin: center;
	position: absolute;
	height: 60px;
	width: 80px;
	-webkit-animation: spin 0.4s infinite;
	-moz-animation: spin 0.4s infinite;
	-o-animation: spin 0.4s infinite;
	-webkit-animation: spin 0.4s infinite;
	-webkit-animation-delay: 0.7s;
    -moz-animation: spin 0.4s infinite;
	-moz-animation-delay: 0.7s;
    animation: spin 0.4s infinite;
	animation-delay: 0.7s;
	background-color: rgba(120, 0, 120, 0.3);
}