纯CSS loading 动画效果代码示例分析

来源：www.45fan.com 2017-12-26 13:31:32
本文介绍了一份纯CSS loading效果代码示例，分享给大家，具体如下：
预览
纯CSS loading 动画效果代码示例分析
代码
使用了CSS的keyframes自定义关键帧动画
<!DOCTYPE html> 
<html lang="en"> 
  <head>
    <title>Loading</title>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <style>
      div#preload {
  margin: auto;
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: #fff;
  z-index: 9999999
}

div#preload>img { 
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  -webkit-transform: translate(-50%,-50%);
  -moz-transform: translate(-50%,-50%);
  -ms-transform: translate(-50%,-50%);
  -o-transform: translate(-50%,-50%)
}

div#preload .cssload-loader { 
  position: absolute;
  left: 0;
  right: 0;
  margin: auto;
  width: 62px;
  height: 62px;
  top: 50%;
  margin-top: -31px;
  border-radius: 50%;
  -o-border-radius: 50%;
  -ms-border-radius: 50%;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  perspective: 780px
}

div#preload .cssload-inner { 
  position: absolute;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  -o-box-sizing: border-box;
  -ms-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  border-radius: 50%;
  -o-border-radius: 50%;
  -ms-border-radius: 50%;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%
}

div#preload .cssload-inner.cssload-one { 
  left: 0;
  top: 0;
  animation: cssload-rotate-one 1.15s linear infinite;
  -o-animation: cssload-rotate-one 1.15s linear infinite;
  -ms-animation: cssload-rotate-one 1.15s linear infinite;
  -webkit-animation: cssload-rotate-one 1.15s linear infinite;
  -moz-animation: cssload-rotate-one 1.15s linear infinite;
  border-bottom: 3px solid #000
}

div#preload .cssload-inner.cssload-two { 
  right: 0;
  top: 0;
  animation: cssload-rotate-two 1.15s linear infinite;
  -o-animation: cssload-rotate-two 1.15s linear infinite;
  -ms-animation: cssload-rotate-two 1.15s linear infinite;
  -webkit-animation: cssload-rotate-two 1.15s linear infinite;
  -moz-animation: cssload-rotate-two 1.15s linear infinite;
  border-right: 3px solid #000
}

div#preload .cssload-inner.cssload-three { 
  right: 0;
  bottom: 0;
  animation: cssload-rotate-three 1.15s linear infinite;
  -o-animation: cssload-rotate-three 1.15s linear infinite;
  -ms-animation: cssload-rotate-three 1.15s linear infinite;
  -webkit-animation: cssload-rotate-three 1.15s linear infinite;
  -moz-animation: cssload-rotate-three 1.15s linear infinite;
  border-top: 3px solid #000
}

@keyframes cssload-rotate-one {
  0% {
    transform: rotateX(35deg) rotateY(-45deg) rotateZ(0deg)
  }

  100% {
    transform: rotateX(35deg) rotateY(-45deg) rotateZ(360deg)
  }
}

@-o-keyframes cssload-rotate-one {
  0% {
    -o-transform: rotateX(35deg) rotateY(-45deg) rotateZ(0deg)
  }

  100% {
    -o-transform: rotateX(35deg) rotateY(-45deg) rotateZ(360deg)
  }
}

@-ms-keyframes cssload-rotate-one {
  0% {
    -ms-transform: rotateX(35deg) rotateY(-45deg) rotateZ(0deg)
  }

  100% {
    -ms-transform: rotateX(35deg) rotateY(-45deg) rotateZ(360deg)
  }
}

@-webkit-keyframes cssload-rotate-one {
  0% {
    -webkit-transform: rotateX(35deg) rotateY(-45deg) rotateZ(0deg)
  }

  100% {
    -webkit-transform: rotateX(35deg) rotateY(-45deg) rotateZ(360deg)
  }
}

@-moz-keyframes cssload-rotate-one {
  0% {
    -moz-transform: rotateX(35deg) rotateY(-45deg) rotateZ(0deg)
  }

  100% {
    -moz-transform: rotateX(35deg) rotateY(-45deg) rotateZ(360deg)
  }
}

@keyframes cssload-rotate-two {
  0% {
    transform: rotateX(50deg) rotateY(10deg) rotateZ(0deg)
  }

  100% {
    transform: rotateX(50deg) rotateY(10deg) rotateZ(360deg)
  }
}

@-o-keyframes cssload-rotate-two {
  0% {
    -o-transform: rotateX(50deg) rotateY(10deg) rotateZ(0deg)
  }

  100% {
    -o-transform: rotateX(50deg) rotateY(10deg) rotateZ(360deg)
  }
}

@-ms-keyframes cssload-rotate-two {
  0% {
    -ms-transform: rotateX(50deg) rotateY(10deg) rotateZ(0deg)
  }

  100% {
    -ms-transform: rotateX(50deg) rotateY(10deg) rotateZ(360deg)
  }
}

@-webkit-keyframes cssload-rotate-two {
  0% {
    -webkit-transform: rotateX(50deg) rotateY(10deg) rotateZ(0deg)
  }

  100% {
    -webkit-transform: rotateX(50deg) rotateY(10deg) rotateZ(360deg)
  }
}

@-moz-keyframes cssload-rotate-two {
  0% {
    -moz-transform: rotateX(50deg) rotateY(10deg) rotateZ(0deg)
  }

  100% {
    -moz-transform: rotateX(50deg) rotateY(10deg) rotateZ(360deg)
  }
}

@keyframes cssload-rotate-three {
  0% {
    transform: rotateX(35deg) rotateY(55deg) rotateZ(0deg)
  }

  100% {
    transform: rotateX(35deg) rotateY(55deg) rotateZ(360deg)
  }
}

@-o-keyframes cssload-rotate-three {
  0% {
    -o-transform: rotateX(35deg) rotateY(55deg) rotateZ(0deg)
  }

  100% {
    -o-transform: rotateX(35deg) rotateY(55deg) rotateZ(360deg)
  }
}

@-ms-keyframes cssload-rotate-three {
  0% {
    -ms-transform: rotateX(35deg) rotateY(55deg) rotateZ(0deg)
  }

  100% {
    -ms-transform: rotateX(35deg) rotateY(55deg) rotateZ(360deg)
  }
}

@-webkit-keyframes cssload-rotate-three {
  0% {
    -webkit-transform: rotateX(35deg) rotateY(55deg) rotateZ(0deg)
  }

  100% {
    -webkit-transform: rotateX(35deg) rotateY(55deg) rotateZ(360deg)
  }
}

@-moz-keyframes cssload-rotate-three {
  0% {
    -moz-transform: rotateX(35deg) rotateY(55deg) rotateZ(0deg)
  }

  100% {
    -moz-transform: rotateX(35deg) rotateY(55deg) rotateZ(360deg)
  }
}
    </style>
  </head>
  <body>
  <div id="preload">
          <div class="cssload-loader">
        <div class="cssload-inner cssload-one"></div>
        <div class="cssload-inner cssload-two"></div>
        <div class="cssload-inner cssload-three"></div>
      </div>

  </div>
  </body>
</html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持路饭。
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纯CSS loading 动画效果代码示例分析

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