css3-loading效果

loading效果:

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>纯CSS3 Loading加载动画DEMO演示</title>

<link rel="stylesheet" href="style.css">

</head>

<body>
<div class="content">
<h3>CSS3 Spinner & Loader animations</h3>
<div class="wrapp">
<div class="load-1">
<p>Loader 1a</p>
<div class="k-line k-line1-1"></div>
<div class="k-line k-line1-2"></div>
<div class="k-line k-line1-3"></div>
</div>
</div>
<div class="wrapp">
<div class="load-1">
<p>Loader 1b</p>
<div class="k-line k-line2-1" ></div>
<div class="k-line k-line2-2" ></div>
<div class="k-line k-line2-3" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-1">
<p>Loader 1c</p>
<div class="k-line k-line3-1" ></div>
<div class="k-line k-line3-2" ></div>
<div class="k-line k-line3-3" ></div>
<div class="k-line k-line3-4" ></div>
<div class="k-line k-line3-5" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-1">
<p>Loader 1d</p>
<div class="k-line k-line4-1" ></div>
<div class="k-line k-line4-2" ></div>
<div class="k-line k-line4-3" ></div>
<div class="k-line k-line4-4" ></div>
<div class="k-line k-line4-5 "></div>
</div>
</div>
<div class="wrapp">
<div class="load-2">
<p>Loader 2a</p>
<div class="k-line k-line5-1" ></div>
<div class="k-line k-line5-2" ></div>
<div class="k-line k-line5-3" ></div>
</div>
</div>
<div class="wrapp" style="250px">
<div class="load-2">
<p>Loader 2b</p>
<div class="k-line k-line6-1" ></div>
<div class="k-line k-line6-2" ></div>
<div class="k-line k-line6-3" ></div>
<div class="k-line k-line6-4" ></div>
<div class="k-line k-line6-5" ></div>
</div>
</div>
<div class="wrapp" style="250px">
<div class="load-2">
<p>Loader 2c</p>
<div class="k-line k-line6b-1" ></div>
<div class="k-line k-line6b-2" ></div>
<div class="k-line k-line6b-3" ></div>
<div class="k-line k-line6b-4" ></div>
<div class="k-line k-line6b-5" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-3">
<p>Loader 3a</p>
<div class="k-line k-line7-1" ></div>
<div class="k-line k-line7-2" ></div>
<div class="k-line k-line7-3" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-3">
<p>Loader 3b</p>
<div class="k-line k-line8-1" ></div>
<div class="k-line k-line8-2" ></div>
<div class="k-line k-line8-3" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-3">
<p>Loader 3c</p>
<div class="k-line k-line9-1" ></div>
<div class="k-line k-line9-2" ></div>
<div class="k-line k-line9-3" ></div>
<div class="k-line k-line9-4" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-3">
<p>Loader 3d</p>
<div class="k-line k-line9b-1" ></div>
<div class="k-line k-line9b-2" ></div>
<div class="k-line k-line9b-3" ></div>
<div class="k-line k-line9b-4" ></div>
<div class="k-line k-line9b-5" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-3">
<p>Loader 3e</p>
<div class="k-line k-line11-1" ></div>
<div class="k-line k-line11-2" ></div>
<div class="k-line k-line11-3" ></div>
<div class="k-line k-line11-4" ></div>
<div class="k-line k-line11-5" ></div>
</div>
</div>
<div class="wrapp" style="700px">
<div class="load-3">
<p>Loader 3f</p>
<div class="k-line2 k-line12-1" ></div>
<div class="k-line2 k-line12-2" ></div>
<div class="k-line2 k-line12-3" ></div>
<div class="k-line2 k-line12-4" ></div>
<div class="k-line2 k-line12-5" ></div>
<div class="k-line2 k-line12-6" ></div>
<div class="k-line2 k-line12-7" ></div>
<div class="k-line2 k-line12-8" ></div>
</div>
</div>
<div class="wrapp">
<!-- Loader 4 don't work on firefox because of the border-radius and the "dashed" style. -->
<div class="load-4">
<p>Loader 4</p>
<div class="k-ring-1" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-5">
<p>Loader 5a</p>
<div class="k-ring-2" >
    <div class="k-ball-holder">
        <div class="k-ball1a" ></div>
    </div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-5">
<p>Loader 5b</p>
<div class="k-ring-2" style="border-color:#FFFFFF;">
    <div class="k-ball-holder">
        <div class="k-ball1b" ></div>
        <div class="k-ball2a" ></div>
    </div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-5">
<p>Loader 5c</p>
<div class="k-ring-2" style="border-color:#3F51B5;">
    <div class="k-ball-holder2">
        <div class="k-ball1c" ></div>
        <div class="k-ball3" ></div>
        <div class="k-ball4" ></div>
    </div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-5">
<p>Loader 5d</p>
<div class="k-ring-2" style="border-color:#000000;">
    <div class="k-ball-holder2">
        <div class="k-ball1d" ></div>
        <div class="k-ball2b" ></div>
        <div class="k-ball5a" ></div>
        <div class="k-ball6a" ></div>
    </div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-5">
<p>Loader 5e</p>
<div class="k-ring-2" style="border:hidden;">
    <div class="k-ball-holder2">
        <div class="k-ball1e" ></div>
        <div class="k-ball2c" ></div>
        <div class="k-ball5b" ></div>
        <div class="k-ball6b" ></div>
    </div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-5">
<p>Loader 5f</p>
    <div class="k-ball-holder3">
        <div class="k-ball7a" ></div>
        <div class="k-ball7b" ></div>
        <div class="k-ball7c" ></div>
        <div class="k-ball7d" ></div>
    </div>
</div>
</div>
<div class="wrapp">
<div class="load-6">
<p>Loader 6</p>
<div class="k-letter-holder">
    <div class="k-letter-1 k-letter">L</div>
    <div class="k-letter-2 k-letter">o</div>
    <div class="k-letter-3 k-letter">a</div>
    <div class="k-letter-4 k-letter">d</div>
    <div class="k-letter-5 k-letter">i</div>
    <div class="k-letter-6 k-letter">n</div>
    <div class="k-letter-7 k-letter">g</div>
    <div class="k-letter-8 k-letter">.</div>
    <div class="k-letter-9 k-letter">.</div>
    <div class="k-letter-10 k-letter">.</div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-6">
<p>Loader 6</p>
<div class="k-letter-holder">
    <div class="k-letter-1b k-letter">L</div>
    <div class="k-letter-2b k-letter">o</div>
    <div class="k-letter-3b k-letter">a</div>
    <div class="k-letter-4b k-letter">d</div>
    <div class="k-letter-5b k-letter">i</div>
    <div class="k-letter-6b k-letter">n</div>
    <div class="k-letter-7b k-letter">g</div>
    <div class="k-letter-8b k-letter">.</div>
    <div class="k-letter-9b k-letter">.</div>
    <div class="k-letter-10b k-letter">.</div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-7">
<p>Loader 7a</p>
<div class="k-square-holder">
    <div class="k-square"></div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-7">
<p>Loader 7b</p>
<div class="k-square-holder">
    <div class="k-square"></div>
</div>
<div class="k-square-holder">
    <div class="k-square2"></div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-7">
<p>Loader 7c</p>
<div class='k-square-holder2'>
  <div class='k-square3 k-square3a'></div>
  <div class='k-square3 k-square3b'></div>
  <div class='k-square3 k-square3c'></div>
  <div class='k-square3 k-square3d'></div>
</div>
</div>
</div>
<div class="wrapp">
<div class="load-7">
<p>Loader 7d</p>
<div class='k-square-holder2'>
  <div class='k-square4 k-square4a'></div>
  <div class='k-square4 k-square4b'></div>
  <div class='k-square4 k-square4c'></div>
  <div class='k-square4 k-square4d'></div>
</div>
</div>
</div>        
<div class="wrapp">
<div class="load-8">
<p>Loader 8a</p>
<div class="k-line k-line10" ></div>
</div>
</div>
<div class="wrapp">
<div class="load-8">
<p>Loader 8b</p>
<div class="k-line k-line10b"></div>
</div>
</div>
<div class="wrapp">
<div class="load-9">
<p>Loader 9</p>
<div class="k-spinner">
    <div class="k-bubble-1"></div>
    <div class="k-bubble-2"></div>
 </div>
</div>
</div>
<div class="wrapp">
<div class="load-10">
<p>Loader 10</p>
<div class="k-bar"></div>
</div>
</div>
<div class="wrapp">
<div class="load-11">
<p>Loader 11a</p>
<div class="k-loader k-small"></div>
</div>
</div>
<div class="wrapp">
<div class="load-12">
<p>Loader 11b</p>
<div class="k-loader"></div>
</div>
</div>
<div class="wrapp">
<div class="load-13">
<p>Loader 11c</p>
<div class="k-loader k-circle-before"></div>
</div>
</div>
<div class="wrapp">
<div class="load-14">
<p>Loader 11d</p>
<div class="k-loader k-circle-after"></div>
</div>
</div>
<div class="wrapp">
<div class="load-15">
<p>Loader 11e</p>
<div class="k-loader k-circle"></div>
</div>
</div>
</div>
<div class="clear"></div>
</body>
</html>

 css

body {
    margin:0 auto;
    padding:20px;
    max-width:1200px;
    overflow-y:scroll;
    font-family:'Open Sans',sans-serif;
    font-weight:400;
    color:#777;
    background-color:#f7f7f7;
    -webkit-font-smoothing:antialiased;
    -webkit-text-size-adjust:100%;
    -ms-text-size-adjust:100%
}
.content {
    padding:15px;
    overflow:hidden;
    background-color:#e7e7e7;
    background-color:rgba(0,0,0,.06)
}
h1 {
    padding-bottom:15px;
    border-bottom:1px solid #d8d8d8;
    font-weight:600
}
h1 span {
    font-family:monospace,serif
}
h3 {
    padding-bottom:20px;
    box-shadow:0 1px 0 rgba(0,0,0,.1),0 2px 0 rgba(255,255,255,.9)
}
p {
    margin:.5em 0;
    padding:10px 0;
    color:#777
}
.clear {
    clear:both
}
.wrapp {
    float:left;
    width:100px;
    height:100px;
    margin:0 10px 10px 0;
    padding:20px 20px 20px;
    border-radius:5px;
    text-align:center;
    background-color:#d8d8d8
}
.wrapp p {
    padding:0 0 20px
}
.wrapp:last-child {
    margin-right:0
}
.k-line {
    display:inline-block;
    width:15px;
    height:15px;
    border-radius:15px;
    background-color:#4b9cdb
}
.k-line2 {
    display:inline-block;
    background:#666;
    height:10px;
    width:10px;
    opacity:0;
    border-radius:50%;
    transform:translateX(-300px);
    background-color:#4b9cdb
}
.k-ring-1 {
    width:10px;
    height:10px;
    margin:0 auto;
    padding:10px;
    border:7px dashed #000;
    border-radius:100%
}
.k-ring-2 {
    position:relative;
    width:45px;
    height:45px;
    margin:0 auto;
    border:4px solid #9C27B0;
    border-radius:100%
}
.k-ball-holder {
    position:absolute;
    width:12px;
    height:45px;
    left:17px;
    top:0
}
.k-ball-holder2 {
    position:absolute;
    width:12px;
    height:45px;
    left:17px;
    top:0
}
.k-ball-holder3 {
    margin-left:25%
}
.k-square-holder {
    margin-top:15px
}
.k-square-holder2 {
    margin-left:25%;
    width:50px
}
.k-ball1a {
    position:absolute;
    top:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#F44336
}
.k-ball1b {
    position:absolute;
    top:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#000
}
.k-ball1c {
    position:absolute;
    top:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#C51162
}
.k-ball1d {
    position:absolute;
    top:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#CDDC39
}
.k-ball1e {
    position:absolute;
    top:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#CDDC39
}
.k-ball2a {
    position:absolute;
    bottom:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#000
}
.k-ball2b {
    position:absolute;
    bottom:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#F44336
}
.k-ball2c {
    position:absolute;
    bottom:-10px;
    left:-1px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#F44336
}
.k-ball3 {
    position:absolute;
    bottom:-4px;
    right:-19px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#A0F
}
.k-ball4 {
    position:absolute;
    bottom:8px;
    left:-25px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#6200EA
}
.k-ball5a {
    position:absolute;
    top:14px;
    left:-26px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#4CAF50
}
.k-ball5b {
    position:absolute;
    top:14px;
    left:-26px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#4CAF50
}
.k-ball6a {
    position:absolute;
    top:14px;
    right:-26px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#3F51B5
}
.k-ball6b {
    position:absolute;
    top:14px;
    right:-26px;
    width:16px;
    height:16px;
    border-radius:100%;
    background:#3F51B5
}
.k-ball7a {
    border:0;
    margin:0;
    width:16px;
    height:16px;
    position:absolute;
    border-radius:50%;
    animation:k-loadingO 2s ease infinite;
    background:#19A68C;
    animation-delay:-1.5s
}
.k-ball7b {
    border:0;
    margin:0;
    width:16px;
    height:16px;
    position:absolute;
    border-radius:50%;
    animation:k-loadingO 2s ease infinite;
    background:#F63D3A;
    animation-delay:-1s
}
.k-ball7c {
    border:0;
    margin:0;
    width:16px;
    height:16px;
    position:absolute;
    border-radius:50%;
    animation:k-loadingO 2s ease infinite;
    background:#FDA543;
    animation-delay:-0.5s
}
.k-ball7d {
    border:0;
    margin:0;
    width:16px;
    height:16px;
    position:absolute;
    border-radius:50%;
    animation:k-loadingO 2s ease infinite;
    background:#193B48
}
.k-letter-holder {
    padding:16px
}
.k-letter {
    float:left;
    font-size:14px;
    color:#777
}
.k-square {
    width:12px;
    height:12px;
    border-radius:4px;
    background-color:#4b9cdb
}
.k-square2 {
    float:right;
    top:-15px;
    width:12px;
    height:12px;
    border-radius:4px;
    background-color:#4b9cdb
}
.k-square3 {
    display:inline-block;
    width:15px;
    height:15px;
    background:#000;
    opacity:.2;
    animation:k-loadingQ 2s infinite;
    opacity:.5
}
.k-square4 {
    display:inline-block;
    width:15px;
    height:15px;
    background:#000;
    opacity:1;
    animation:k-loadingR 2.8s infinite;
    opacity:0
}
.k-spinner {
    position:relative;
    width:45px;
    height:45px;
    margin:0 auto
}
.k-bubble-1,.k-bubble-2 {
    position:absolute;
    top:0;
    width:25px;
    height:25px;
    border-radius:100%;
    background-color:#4b9cdb
}
.k-bubble-2 {
    top:auto;
    bottom:0
}
.k-bar {
    float:left;
    width:15px;
    height:6px;
    border-radius:2px;
    background-color:#4b9cdb
}
.k-line1-1 {
    animation:k-loadingA 1.5s 0s infinite
}
.k-line1-2 {
    animation:k-loadingA 1.5s .5s infinite
}
.k-line1-3 {
    animation:k-loadingA 1.5s 1s infinite
}
.k-line2-1 {
    animation:k-loadingA 1.5s 1s infinite;
    background-color:#F44336
}
.k-line2-2 {
    animation:k-loadingA 1.5s .5s infinite;
    background-color:#E91E63
}
.k-line2-3 {
    animation:k-loadingA 1.5s 0s infinite;
    background-color:#9C27B0
}
.k-line3-1 {
    animation:k-loadingA 1.5s 0s infinite;
    background-color:#1E88E5
}
.k-line3-2 {
    animation:k-loadingA 1.5s .1s infinite;
    background-color:#2196F3
}
.k-line3-3 {
    animation:k-loadingA 1.5s .2s infinite;
    background-color:#42A5F5
}
.k-line3-4 {
    animation:k-loadingA 1.5s .3s infinite;
    background-color:#64B5F6
}
.k-line3-5 {
    animation:k-loadingA 1.5s .4s infinite;
    background-color:#90CAF9
}
.k-line4-1 {
    animation:k-loadingA 1.5s .1s infinite;
    background-color:#81C784
}
.k-line4-2 {
    animation:k-loadingA 1.5s .2s infinite;
    background-color:#66BB6A
}
.k-line4-3 {
    animation:k-loadingA 1.5s .4s infinite;
    background-color:#4CAF50
}
.k-line4-4 {
    animation:k-loadingA 1.5s .8s infinite;
    background-color:#43A047
}
.k-line4-5 {
    animation:k-loadingA 1.5s 1.2s infinite;
    background-color:#388E3C
}
.k-line5-1 {
    animation:k-loadingB 1.5s 0s infinite;
    background-color:#F44336
}
.k-line5-2 {
    animation:k-loadingB 1.5s .5s infinite;
    background-color:#F44336
}
.k-line5-3 {
    animation:k-loadingB 1.5s 1s infinite;
    background-color:#F44336
}
.k-line6-1 {
    animation:k-loadingB 1.5s 0s infinite;
    background-color:#FF5722
}
.k-line6-2 {
    animation:k-loadingB 1.5s .1s infinite;
    background-color:#FF5722
}
.k-line6-3 {
    animation:k-loadingB 1.5s .2s infinite;
    background-color:#FF5722
}
.k-line6-4 {
    animation:k-loadingB 1.5s .3s infinite;
    background-color:#FF5722
}
.k-line6-5 {
    animation:k-loadingB 1.5s .4s infinite;
    background-color:#FF5722
}
.k-line6b-1 {
    animation:k-loadingB 1.5s .1s infinite;
    background-color:#009688
}
.k-line6b-2 {
    animation:k-loadingB 1.5s .2s infinite;
    background-color:#009688
}
.k-line6b-3 {
    animation:k-loadingB 1.5s .4s infinite;
    background-color:#009688
}
.k-line6b-4 {
    animation:k-loadingB 1.5s .8s infinite;
    background-color:#009688
}
.k-line6b-5 {
    animation:k-loadingB 1.5s 1.2s infinite;
    background-color:#009688
}
.k-line7-1 {
    animation:k-loadingC .6s .1s linear infinite;
    background-color:#827717
}
.k-line7-2 {
    animation:k-loadingC .6s .2s linear infinite;
    background-color:#827717
}
.k-line7-3 {
    animation:k-loadingC .6s .3s linear infinite;
    background-color:#827717
}
.k-line8-1 {
    animation:k-loadingC .6s .3s linear infinite;
    background-color:#3F51B5
}
.k-line8-2 {
    animation:k-loadingC .6s .2s linear infinite;
    background-color:#3F51B5
}
.k-line8-3 {
    animation:k-loadingC .6s .1s linear infinite;
    background-color:#3F51B5
}
.k-line9-1 {
    animation:k-loadingC .6s .4s linear infinite;
    background-color:#FF5722
}
.k-line9-2 {
    animation:k-loadingC .6s .3s linear infinite;
    background-color:#F4511E
}
.k-line9-3 {
    animation:k-loadingC .6s .2s linear infinite;
    background-color:#E64A19
}
.k-line9-4 {
    animation:k-loadingC .6s .1s linear infinite;
    background-color:#D84315
}
.k-line9b-1 {
    animation:k-loadingC .6s .4s linear infinite;
    background-color:#BDBDBD
}
.k-line9b-2 {
    animation:k-loadingC .6s .3s linear infinite;
    background-color:#9E9E9E
}
.k-line9b-3 {
    animation:k-loadingC .6s .2s linear infinite;
    background-color:#757575
}
.k-line9b-4 {
    animation:k-loadingC .6s .1s linear infinite;
    background-color:#616161
}
.k-line9b-5 {
    animation:k-loadingC .6s .0s linear infinite;
    background-color:#424242
}
.k-line11-1 {
    animation:k-loadingP 2s infinite
}
.k-line11-2 {
    animation:k-loadingP 2s infinite;
    animation-delay:.15s
}
.k-line11-3 {
    animation:k-loadingP 2s infinite;
    animation-delay:.30s
}
.k-line11-4 {
    animation:k-loadingP 2s infinite;
    animation-delay:.45s
}
.k-line11-5 {
    animation:k-loadingP 2s infinite;
    animation-delay:.60s
}
.k-line12-1 {
    animation:k-loadingS 4s infinite;
    animation-delay:.8s
}
.k-line12-2 {
    animation:k-loadingS 4s infinite;
    animation-delay:.7s
}
.k-line12-3 {
    animation:k-loadingS 4s infinite;
    animation-delay:.6s
}
.k-line12-4 {
    animation:k-loadingS 4s infinite;
    animation-delay:.5s
}
.k-line12-5 {
    animation:k-loadingS 4s infinite;
    animation-delay:.4s
}
.k-line12-6 {
    animation:k-loadingS 4s infinite;
    animation-delay:.3s
}
.k-line12-7 {
    animation:k-loadingS 4s infinite;
    animation-delay:.2s
}
.k-line12-8 {
    animation:k-loadingS 4s infinite;
    animation-delay:.1s
}
.k-ring-1 {
    animation:k-loadingD 1.5s .3s cubic-bezier(.17,.37,.43,.67) infinite
}
.k-ball-holder {
    animation:k-loadingE 1.3s linear infinite
}
.k-ball-holder2 {
    animation:k-loadingE 2.3s linear infinite
}
.k-letter {
    animation-name:k-loadingF;
    animation-duration:1.6s;
    animation-iteration-count:infinite;
    animation-direction:linear
}
.k-letter-1 {
    animation-delay:.48s
}
.k-letter-2 {
    animation-delay:.6s
}
.k-letter-3 {
    animation-delay:.72s
}
.k-letter-4 {
    animation-delay:.84s
}
.k-letter-5 {
    animation-delay:.96s
}
.k-letter-6 {
    animation-delay:1.08s
}
.k-letter-7 {
    animation-delay:1.2s
}
.k-letter-8 {
    animation-delay:1.32s
}
.k-letter-9 {
    animation-delay:1.44s
}
.k-letter-10 {
    animation-delay:1.56s
}
.k-letter-1b {
    animation-delay:.48s;
    color:#F44336
}
.k-letter-2b {
    animation-delay:.6s;
    color:#3F51B5
}
.k-letter-3b {
    animation-delay:.72s;
    color:#009688
}
.k-letter-4b {
    animation-delay:.84s;
    color:#4CAF50
}
.k-letter-5b {
    animation-delay:.96s;
    color:#8BC34A
}
.k-letter-6b {
    animation-delay:1.08s;
    color:#CDDC39
}
.k-letter-7b {
    animation-delay:1.2s;
    color:#FF9800
}
.k-letter-8b {
    animation-delay:1.32s;
    color:#FF5722
}
.k-letter-9b {
    animation-delay:1.44s;
    color:#795548
}
.k-letter-10b {
    animation-delay:1.56s;
    color:#607D8B
}
.k-square {
    animation:k-loadingG 1.5s cubic-bezier(.17,.37,.43,.67) infinite
}
.k-square2 {
    animation:k-loadingGb 1.5s cubic-bezier(.17,.37,.43,.67) infinite
}
.k-square3a {
    transform:translate(0,-25px)
}
.k-square3b {
    transform:translate(25px,0)
}
.k-square3c {
    transform:translate(-25px,0)
}
.k-square3d {
    transform:translate(0,25px)
}
.k-square4b {
    animation-delay:.7s
}
.k-square4c {
    animation-delay:2.1s
}
.k-square4d {
    animation-delay:1.4s
}
.k-line10 {
    animation:k-loadingH 1.5s cubic-bezier(.17,.37,.43,.67) infinite;
    background-color:#00BCD4
}
.k-line10b {
    animation:k-loadingHb 1.5s cubic-bezier(.17,.37,.43,.67) infinite
}
.k-spinner {
    animation:k-loadingI 2s linear infinite
}
.k-bubble-1,.k-bubble-2 {
    animation:k-loadingIb 2s ease-in-out infinite;
    background-color:#FFC107
}
.k-bubble-2 {
    animation-delay:-1.0s
}
.k-bar {
    animation:k-loadingJ 2s cubic-bezier(.17,.37,.43,.67) infinite
}
.k-loader {
    display:inline-block;
    font-size:2em;
    margin:0 .5em;
    position:relative;
    height:.5em;
    width:1em
}
.k-loader:before,.k-loader:after {
    content:"";
    display:block;
    height:.5em;
    position:absolute;
    width:.5em
}
.k-loader:before {
    animation:k-loadingK 2s ease-in-out infinite,k-loadingM .66s ease-in-out infinite;
    background:#ee6362
}
.k-loader:after {
    animation:k-loadingL 2s ease-in-out infinite,k-loadingN .66s ease-in-out infinite;
    background:#2cb0b2
}
.k-small {
    font-size:1em
}
.k-large {
    font-size:4em
}
.k-circle:before,.k-circle:after {
    border-radius:50%
}
.k-circle-before:before {
    border-radius:50%
}
.k-circle-after:after {
    border-radius:50%
}
@keyframes k-loadingA {
    0 {
    height:15px
}
50% {
    height:35px
}
100% {
    height:15px
}
}@keyframes k-loadingB {
    0 {
    width:15px
}
50% {
    width:35px
}
100% {
    width:15px
}
}@keyframes k-loadingC {
    0 {
    transform:translate(0,0)
}
50% {
    transform:translate(0,15px)
}
100% {
    transform:translate(0,0)
}
}@keyframes k-loadingD {
    0 {
    transform:rotate(0deg)
}
50% {
    transform:rotate(180deg)
}
100% {
    transform:rotate(360deg)
}
}@keyframes k-loadingE {
    0 {
    transform:rotate(0deg)
}
100% {
    transform:rotate(360deg)
}
}@keyframes k-loadingF {
    0% {
    opacity:0
}
100% {
    opacity:1
}
}@keyframes k-loadingG {
    0% {
    transform:translate(0,0) rotate(0deg)
}
50% {
    transform:translate(70px,0) rotate(360deg)
}
100% {
    transform:translate(0,0) rotate(0deg)
}
}@keyframes k-loadingGb {
    0% {
    transform:translate(0,0) rotate(0deg)
}
50% {
    transform:translate(-70px,0) rotate(-360deg)
}
100% {
    transform:translate(0,0) rotate(0deg)
}
}@keyframes k-loadingH {
    0% {
    width:15px
}
50% {
    width:35px;
    padding:4px
}
100% {
    width:15px
}
}@keyframes k-loadingHb {
    0% {
    width:15px;
    background-color:#607D8B
}
50% {
    width:35px;
    padding:4px;
    background-color:#455A64
}
100% {
    width:15px;
    background-color:#263238
}
}@keyframes k-loadingI {
    100% {
    transform:rotate(360deg)
}
}@keyframes k-loadingIb {
    0%,100% {
    transform:scale(0)
}
50% {
    transform:scale(1)
}
}@keyframes k-loadingJ {
    0%,100% {
    transform:translate(0,0)
}
50% {
    transform:translate(80px,0);
    background-color:#f5634a;
    width:25px
}
}@keyframes k-loadingK {
    0% {
    left:0;
    transform:scale(1.1)
}
50% {
    left:100%;
    transform:scale(1)
}
100% {
    left:0;
    transform:scale(1.1)
}
}@keyframes k-loadingL {
    0% {
    left:100%;
    transform:scale(1.1)
}
50% {
    left:0;
    transform:scale(1)
}
100% {
    left:100%;
    transform:scale(1.1)
}
}@keyframes k-loadingM {
    0% {
    z-index:0
}
50% {
    z-index:1
}
100% {
    z-index:0
}
}@keyframes k-loadingN {
    0% {
    z-index:1
}
50% {
    z-index:0
}
100% {
    z-index:1
}
}@keyframes k-loadingO {
    0%,100% {
    transform:translate(0)
}
25% {
    transform:translate(160%)
}
50% {
    transform:translate(160%,160%)
}
75% {
    transform:translate(0,160%)
}
}@keyframes k-loadingP {
    0% {
    transform:translateY(0)
}
35% {
    transform:translateY(0);
    opacity:.3
}
50% {
    transform:translateY(-20px);
    opacity:.8
}
70% {
    transform:translateY(3px);
    opacity:.8
}
85% {
    transform:translateY(-3px)
}
}@keyframes k-loadingQ {
    33% {
    transform:translate(0,0);
    opacity:.7
}
66% {
    transform:translate(0,0);
    opacity:.7
}
}@keyframes k-loadingR {
    0% {
    opacity:.5;
    background:#000
}
30% {
    opacity:.5;
    background:#666
}
60% {
    opacity:0
}
75% {
    opacity:0
}
100% {
    opacity:.5;
    background:#000
}
}@keyframes k-loadingS {
    40% {
    transform:translateX(0);
    opacity:.8
}
100% {
    transform:translateX(300px);
    opacity:0
}
}
原文地址:https://www.cnblogs.com/huanghuali/p/9920439.html