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CSS3扁平化Loading动画特效

2018-06-24 01:04:15来源：未知阅读 ()

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>