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CSS3扁平化Loading动画特效

效果预览:
http://hovertree.com/texiao/css3/42/

 代码如下:

<!doctype html><html><head><meta charset="utf-8"><title>css3旋转加载效果_何问起</title><style>body {  background: #263238;  background-size: cover;  margin: 0;  padding-top: 5em;  padding-bottom: 5em;}.container {  display: flex;  flex-wrap: wrap;  height:;  justify-content: space-around;  margin: 0 auto;  max-width: 650px;  min-width: 200px;}.canvas {  align-items: center;  background: #eeeeee;  border-radius: 50%;  box-shadow: 0 5px 20px rgba(0,0,0,0.2);  display: flex;  height: 10em;  justify-content: center;  margin: 1em 1em 2em 1em;  width: 10em;}/* Spinner 1 starts here */.spinner1 {  align-items: center;  border: .3em solid transparent;  border-top: .3em solid #4DB6AC;  border-right: .3em solid #4DB6AC;  border-radius: 100%;  display: flex;  justify-content: center;}.spinnerMax {  animation: spinnerOne 3s linear infinite;  height: 3em;  width: 3em;}.spinnerMid {  animation: spinnerOne 5s linear infinite;  height: 2.4em;  width: 2.4em;}.spinnerMin {  animation: spinnerOne 5s linear infinite;  height: 1.8em;  width: 1.8em;}@keyframes spinnerOne {  0% {    transform: rotate(0deg)  }  100% {    transform: rotate(360deg)  }}/* Spinner 1 ends here *//* Spinner 2 starts here */.canvas2 {  position: relative;}.spinner2 {  animation: spinnerTwo 1s linear infinite;  background: #4DB6AC;  border-radius: 100px;  height: 3em;  transform-origin: top;  position: absolute;  top: 50%;  width: .22em;}.hourHand {  animation: spinnerTwo 7s linear infinite;  background: #4DB6AC;  border-radius: 100px;  height: 2em;  transform-origin: top;  position: absolute;  top: 50%;  width: .2em;}.dot {  background: #4DB6AC;  border-radius: 100%;  height: .5em;  width: .5em;}@keyframes spinnerTwo {  0% {    transform: rotate(0deg)  }  100% {    transform: rotate(360deg)  }}/* Spinner 2 ends here *//* Spinner 3 starts here */.spinner3 {  animation: spinnerThree 1s linear infinite;  background: #4DB6AC;  border-radius: 100%;  width: 3em;  height: 3em;}@keyframes spinnerThree {  0%, 35% {    background: #4DB6AC;    transform: scale(1);  }  20%, 50% {    background: #80CBC4;    transform: scale(1.3);  }}/* Spinner 3 ends here *//* Spinner 4 starts here */.spinner4 {  animation: spinnerFour 1s linear infinite;  border: solid 7px transparent;  border-top: solid 7px #4DB6AC;  border-radius: 100%;  width: 3em;  height: 3em;}@keyframes spinnerFour {  0% {    transform: rotate(0deg);  }  100% {    transform: rotate(360deg);  }}/* Spinner 4 ends here *//* Spinner 5 starts here */.spinner5 {  animation: spinnerFive 1s linear infinite;  border: solid 1.5em #4DB6AC;  border-right: solid 1.5em transparent;  border-left: solid 1.5em transparent;  border-radius: 100%;  width: 0;  height: 0;}@keyframes spinnerFive {  0% {    transform: rotate(0deg);  }  50% {    transform: rotate(60deg)  }  100% {    transform: rotate(360deg);  }}/* Spinner 5 ends here *//* Spinner 6 starts here */.spinner6 {  background: #4DB6AC;  border-radius: 50%;  height: 1em;  margin: .1em;  width: 1em;}.p1 {  animation: fall 1s linear .3s infinite;}.p2 {  animation: fall 1s linear .2s infinite;}.p3 {  animation: fall 1s linear .1s infinite;}.p4 {  animation: fall 1s linear infinite;}@keyframes fall {  0% {    transform: translateY(-15px);  }  25%, 75% {    transform: translateY(0);  }  100% {    transform: translateY(-15px);  }}/* Spinner 6 ends here */@media (max-width: 600px) {  .container {    align-items: center;    flex-direction: column;  }  .canvas {    margin: 1em;  }}</style></head><body><div class="container">    <div class="canvas canvas1">    <div class="spinner1 spinnerMax">      <div class="spinner1 spinnerMid">        <div class="spinner1 spinnerMin"></div>      </div>    </div>  </div>    <div class="canvas canvas2">    <div class="spinner2"></div>       <div class="hourHand"></div>    <div class="dot"></div>  </div>    <div class="canvas canvas3">    <div class="spinner3"></div>     </div>    <div class="canvas canvas4">    <div class="spinner4"></div>     </div>    <div class="canvas canvas5">    <div class="spinner5"></div>     </div>    <div class="canvas canvas6">    <div class="spinner6 p1"></div>    <div class="spinner6 p2"></div>    <div class="spinner6 p3"></div>    <div class="spinner6 p4"></div>  </div>  </div><div style="text-align:center;margin:50px 0; font:normal 14px/24px ‘MicroSoft YaHei‘;color:#ffffff"><p>适用浏览器:FireFox、Chrome、Opera、Edge、傲游、搜狗、世界之窗. 不支持IE8及以下浏览器。</p><p>来源:<a href="http://hovertree.com/" target="_blank">何问起</a> <a href="http://hovertree.com/h/bjag/1afxdrm7.htm" target="_blank">查看代码</a></p></div></body></html>

特效汇总:http://www.cnblogs.com/jihua/p/webfront.html

CSS3扁平化Loading动画特效