CSS3漂亮的loadding載入動畫

antzone發表於2018-07-17
CSSS3動畫

分享一段程式碼例項，它實現了loadding載入動畫效果。

程式碼例項如下:

[HTML] 純文字檢視 複製程式碼執行程式碼
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="http://www.softwhy.com/" />
<title>螞蟻部落</title>
<style media="screen">
.sk-folding-cube {
  margin: 40px auto;
  width: 40px;
  height: 40px;
  position: relative;
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
}
.sk-folding-cube .sk-cube {
  float: left;
  width: 50%;
  height: 50%;
  position: relative;
  -webkit-transform: scale(1.1);
  -ms-transform: scale(1.1);
  transform: scale(1.1);
}
.sk-folding-cube .sk-cube:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #333333;
  -webkit-animation: sk-foldCubeAngle 2.4s infinite linear both;
  animation: sk-foldCubeAngle 2.4s infinite linear both;
  -webkit-transform-origin: 100% 100%;
  /*transform-origin來定義X軸和Y軸為基礎的3D位置*/
  -ms-transform-origin: 100% 100%;
  transform-origin: 100% 100%;
}
.sk-folding-cube .sk-cube2 {
  -webkit-transform: scale(1.1) rotateZ(90deg);
  transform: scale(1.1) rotateZ(90deg);
}
.sk-folding-cube .sk-cube3 {
  -webkit-transform: scale(1.1) rotateZ(180deg);
  transform: scale(1.1) rotateZ(180deg);
}
.sk-folding-cube .sk-cube4 {
  -webkit-transform: scale(1.1) rotateZ(270deg);
  transform: scale(1.1) rotateZ(270deg);
}
.sk-folding-cube .sk-cube2:before {
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s;
}
.sk-folding-cube .sk-cube3:before {
  -webkit-animation-delay: 0.6s;
  animation-delay: 0.6s;
}
.sk-folding-cube .sk-cube4:before {
  -webkit-animation-delay: 0.9s;
  animation-delay: 0.9s;
}
@-webkit-keyframes sk-foldCubeAngle {
  0%,10% {
    /*perspective屬性設定鏡頭到元素平面的距離*/
    -webkit-transform: perspective(140px) rotateX(-180deg);
    transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }
  25%,75% {
    transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }
  90%,100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
    transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}
@keyframes sk-foldCubeAngle {
  0%,10% {
    -webkit-transform: perspective(140px) rotateX(-180deg);
    transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }
  25%,75% {
    -webkit-transform: perspective(140px) rotateX(0deg);
    transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }
  90%,100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
    transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}
</style>
</head>
<body>
  <div class="sk-folding-cube">
    <div class="sk-cube1 sk-cube"></div>
    <div class="sk-cube2 sk-cube"></div>
    <div class="sk-cube4 sk-cube"></div>
    <div class="sk-cube3 sk-cube"></div>
  </div>
</body>
</html>

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