<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>CSS3 速度仪表盘加载动画</title>
<style>
#loader-wrapper {
position: absolute;
left: 0;
top: 0;
right: 0;
bottom: 0;
background: #000;
z-index: 15;
overflow: hidden;
}
.loader {
width: 150px;
height: 150px;
border: 1px #fff solid;
position: absolute;
left: 50%;
top: 50%;
margin: -75px 0 0 -75px;
border-radius: 50%;
}
.loader .loading {
font-size: 10px;
position: absolute;
width: 100%;
text-align: center;
line-height: 14px;
font-family: 'Century Gothic', sans-serif;
font-style: italic;
left: 0;
top: 50%;
margin-top: 20px;
color: #fff;
font-weight: bold;
text-transform: uppercase;
}
.loader-circle-1 {
width: 138px;
height: 138px;
left: 5px;
top: 5px;
border: 1px #fff solid;
border-radius: 50%;
position: absolute;
border-right-color: transparent;
-webkit-animation: spin 3s linear infinite;
animation: spin 3s linear infinite;
}
.loader-circle-2 {
width: 126px;
height: 126px;
left: 5px;
top: 5px;
border: 1px transparent solid;
border-radius: 50%;
position: absolute;
border-right-color: #e81512;
-webkit-animation: spin 5s linear infinite;
animation: spin 5s linear infinite;
}
.loader .line {
width: 10px;
height: 2px;
background: #fff;
position: absolute;
}
.loader .line:nth-child(1) {
left: 16px;
top: 50%;
margin-top: -1px;
}
.loader .line:nth-child(2) {
transform: rotate(45deg);
-moz-transform: rotate(45deg);
-webkit-transform: rotate(45deg);
-ms-transform: rotate(45deg);
left: 33px;
top: 33px;
}
.loader .line:nth-child(3) {
top: 16px;
left: 50%;
width: 2px;
height: 10px;
}
.loader .line:nth-child(4) {
transform: rotate(135deg);
-moz-transform: rotate(135deg);
-webkit-transform: rotate(135deg);
-ms-transform: rotate(135deg);
right: 33px;
top: 33px;
}
.loader .line:nth-child(5) {
right: 16px;
top: 50%;
margin-top: -1px;
}
.loader .line:nth-child(6) {
transform: rotate(45deg);
-moz-transform: rotate(45deg);
-webkit-transform: rotate(45deg);
-ms-transform: rotate(45deg);
right: 33px;
bottom: 33px;
background: #e81512;
}
.loader .subline {
position: absolute;
width: 3px;
height: 2px;
background: #fff;
}
.loader .subline:nth-child(7) {
transform: rotate(22.5deg);
-moz-transform: rotate(22.5deg);
-webkit-transform: rotate(22.5deg);
-ms-transform: rotate(22.5deg);
left: 21px;
top: 50px;
}
.loader .subline:nth-child(8) {
transform: rotate(67.5deg);
-moz-transform: rotate(67.5deg);
-webkit-transform: rotate(67.5deg);
-ms-transform: rotate(67.5deg);
left: 50px;
top: 21px;
}
.loader .subline:nth-child(9) {
transform: rotate(112.5deg);
-moz-transform: rotate(112.5deg);
-webkit-transform: rotate(112.5deg);
-ms-transform: rotate(112.5deg);
right: 50px;
top: 21px;
}
.loader .subline:nth-child(10) {
transform: rotate(157.5deg);
-moz-transform: rotate(157.5deg);
-webkit-transform: rotate(157.5deg);
-ms-transform: rotate(157.5deg);
right: 21px;
top: 50px;
}
.loader .subline:nth-child(11) {
transform: rotate(22.5deg);
-moz-transform: rotate(22.5deg);
-webkit-transform: rotate(22.5deg);
-ms-transform: rotate(22.5deg);
right: 20px;
bottom: 49px;
background: #e81512;
}
.loader .needle {
width: 14px;
height: 14px;
border-radius: 50%;
border: 1px #fff solid;
position: absolute;
left: 50%;
top: 50%;
margin: -8px 0 0 -8px;
z-index: 1;
-webkit-animation: pegIt 3s infinite ease-in-out;
animation: pegIt 3s infinite ease-in-out;
}
.loader .needle:before {
content: "";
width: 0;
height: 0;
border-style: solid;
border-width: 3.5px 50px 3.5px 0;
border-color: transparent #e81512 transparent transparent;
position: absolute;
right: 50%;
top: 50%;
margin: -3.5px 0 0 0;
border-radius: 0 50% 50% 0;
}
@keyframes pegIt {
0% {
transform: rotate(0deg);
}
16% {
transform: rotate(75deg);
}
25% {
transform: rotate(55deg);
}
30% {
transform: rotate(90deg);
}
36% {
transform: rotate(170deg);
}
42% {
transform: rotate(150deg);
}
50% {
transform: rotate(227deg);
}
100% {
transform: rotate(0deg);
}
}
@-webkit-keyframes pegIt {
0% {
-webkit-transform: rotate(0deg);
}
16% {
-webkit-transform: rotate(75deg);
}
25% {
-webkit-transform: rotate(55deg);
}
30% {
-webkit-transform: rotate(90deg);
}
36% {
-webkit-transform: rotate(170deg);
}
42% {
-webkit-transform: rotate(150deg);
}
50% {
-webkit-transform: rotate(227deg);
}
100% {
-webkit-transform: rotate(0deg);
}
}
@-webkit-keyframes spin {
0% {
-webkit-transform: rotate(0deg);
}
100% {
-webkit-transform: rotate(360deg);
}
}
@keyframes spin {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
</style>
</head>
<body>
<div id="loader-wrapper">
<div class="loader">
<div class="line"></div>
<div class="line"></div>
<div class="line"></div>
<div class="line"></div>
<div class="line"></div>
<div class="line"></div>
<div class="subline"></div>
<div class="subline"></div>
<div class="subline"></div>
<div class="subline"></div>
<div class="subline"></div>
<div class="loader-circle-1">
<div class="loader-circle-2"></div>
</div>
<div class="needle"></div>
<div class="loading">Loading</div>
</div>
</div>
</body>
</html>
