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HomeWeb Front-endHTML TutorialCSS3 loading animation_html/css_WEB-ITnose

CSS3 loading animation_html/css_WEB-ITnose

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Jun 24, 2016 am 11:55 AM

 

图1

 

通常我们都使用gif格式的图片或者使用Ajax来实现诸如这类的动态加载条,但是现在CSS3也可以完成,并且灵活性更大.

选1个例子看看怎么实现的吧:

 

效果图：

  图2

代码：

 

使用1个名为'loading'的层装所有加载内容，里面需要有多少条目则添加这么多个div，并且使用相同的class名称'coloumns'， 再为每个动画条添加各自延迟的CSS代码

 

 

Html代码  

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Html code

  1.     #loading{  
  2.   
  3.          margin-top:30px;  
  4.   
  5.          float:left;  
  6.   
  7.          width:95px;  
  8.   
  9.          height:32px;  
  10.   
  11.            
  12.   
  13.          margin-left:30px;  
  14.   
  15.          /* CSS3圆角边框 */  
  16.   
  17.          -webkit-border-radius: 5px;  
  18.   
  19.          -moz-border-radius: 5px;  
  20.   
  21.          border-radius: 5px;  
  22. }  
  23.   
  24. .coloumns{  
  25.   
  26.            
  27.   
  28.          border:1px solid #fff;  
  29.   
  30.          float:left;  
  31.   
  32.          height:30px;  
  33.   
  34.          margin-left:5px;  
  35.   
  36.          width:10px;  
  37.   
  38.          /* 在这儿我们定义一个动画名，随后我们将会实现它 */  
  39.   
  40.          -webkit-animation-name: animation;  
  41.   
  42.          /* 动画循环一次的总时间 */  
  43.   
  44.          -webkit-animation-duration: 3s;  
  45.   
  46.          /* 动画的循环次数，我们设置为无穷大 */  
  47.   
  48.          -webkit-animation-iteration-count: infinite;  
  49.   
  50.          -webkit-animation-direction: linear;  
  51.   
  52.          /* 最初所有列的透明度都为0 */  
  53.   
  54.          opacity:0;  
  55.   
  56.          /* 开始时将它缩放为0.8 */  
  57.   
  58.          -webkit-transform:scale(0.8);  
  59.   
  60.          }  
  61.   
  62. #coloumn1{  
  63.   
  64.          /* 第一列动画延迟0.3秒 */  
  65.   
  66.          -webkit-animation-delay: .3s;  
  67.   
  68.  }  
  69.   
  70. #coloumn2{  
  71.   
  72.          /* 第二列动画延迟0.4秒 */  
  73.   
  74.          -webkit-animation-delay: .4s;  
  75.   
  76. }
  78. #coloumn3{
  80. /* The third column animation is delayed by 0.5 seconds*/
  82. -webkit-animation-delay: .5s;
  84. }
  86. #coloumn4{ /* The fourth column animation is delayed by 0.6 seconds*/
  88. -webkit-animation-delay: .6s;
  90. }
  92. #coloumn5{
    95. /* The fourth column animation is delayed by 0.7 seconds*/ -delay: .7s;
    97. }
    99. #coloumn6{ Column animation delay 0.8 seconds*/
    101. -webkit-animation-delay: .8s;
    103. }
    105. /* We have defined the name of the animation before, we set the properties of the animation here */
    107. @-webkit-keyframes animation{
    109. /* The opacity of each column is 0 at the beginning of the animation */
    111. 0%{opacity:0;}
    113.                                                                       / *At the end of the animation, the opacity of each column is restored to 0 */ >
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