css3效果隔两秒旋转然后停两秒再继续旋转,无限循环

1.旋转效果

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) no-repeat; width: 75px; height: 93px; background-size: 100%; }
    .public_fb_box{ position: relative; width: 100%; height: 100%; }
    .public_fb_box .close{ position: absolute; right: 0; top:0; width: 20px; height: 20px; display: block; text-indent: -9999em;}
    .public_fb_box .btn{position: absolute; left: 15px; bottom:0;  width: 45px; height: 70px; display: block; text-indent: -9999em;}
    .animation {
        -webkit-animation: spin 1s linear infinite;
    animation: spin 1s linear infinite;    
    }

    /*定义动画*/
  @-webkit-keyframes spin { /*兼容性写法。spin是关键帧的动画名称*/
    from { /*动画起始状态*/
      -webkit-transform: rotate(0deg);
    }
    to { /*动画结束状态*/
      -webkit-transform: rotate(360deg);
    }
  }
  @keyframes spin {
    from {
      transform: rotate(0deg);
    }
    to {
      transform: rotate(360deg);
    }
  }
</style>
<!--判断只有ffsm.d1xz.net域名下首页和结果页显示天象APP红包下载-->

    <div class=" animation" id="footerAppFixed">
        <div class="public_fb_box ">
            <a href="javascript:;" class="close" id="footerAppClose">关闭</a>
            <a href="javascript:;" class="btn" id="footerAppBtn">点击领取</a>
        </div>
    </div>

<script type="text/javascript">
    document.getElementById("footerAppClose").onclick=function(){
        document.getElementById("footerAppFixed").style.display="none"
    };
    document.getElementById("footerAppBtn").onclick=function(){
        window.location.href = "https://android.myapp.com/myapp/detail.htm?apkName=com.tx.txalmanac&ADTAG=mobile";
    };
        var n = 0
        setInterval(function () {
            n ++
            if(n % 2 != 0){
              document.getElementById("footerAppFixed").className = "public_footer_app";
            }else{
              document.getElementById("footerAppFixed").className = "animation";;
            }
        },2000)
</script>
原文地址:https://www.cnblogs.com/huanghuali/p/10315847.html