#loading{bottom:0;left:0;position:fixed;right:0;top:0;z-index:9999;background-color:#f4f5f5;pointer-events:none;}.loader-inner{will-change:transform;width:40px;height:40px;position:absolute;top:50%;left:50%;margin:-20px 0 0 -20px;background-color:#3742fa;border-radius:50%;animation:scaleout 0.6s infinite ease-in-out forwards;text-indent:-99999px;z-index:999991;}@keyframes scaleout{0%{transform:scale(0);opacity:0;}40%{opacity:1;}100%{transform:scale(1);opacity:0;}}

/* 
 // 博客侧边栏公告（支持HTML代码）（支持JS代码）  引入
 // <script type="text/javascript" src="https://blog-static.cnblogs.com/files/ujq3/RoundClock.js"></script><!-- 圆形时钟 -->
 var dom = document.getElementById('clock');
 var ctx = dom.getContext('2d');
 var width = ctx.canvas.width;
 var height = ctx.canvas.height;
 var r = width / 2;
 //定义钟盘
 function drawBackground(){
     ctx.save();
     ctx.translate(r, r);
     ctx.beginPath();
     ctx.lineWidth = 10;
     ctx.font ='18px Arial';
     ctx.textAlign = 'center'
     ctx.textBaseline = 'middle'
     ctx.arc(0, 0, r-5, 0, 2 * Math.PI, false);
     ctx.stroke();
     var hourNumbers = [3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 1, 2];
     //遍历获取坐标
     hourNumbers.forEach(function(number, i){
         var rad = 2 * Math.PI / 12 * i;
         var x = Math.cos(rad) * (r - 30);
         var y = Math.sin(rad) * (r - 30);
         ctx.fillText(number, x ,y);
     })
 
     //定义刻度
     for(var i=0;i<60;i++){
         var rad = 2 * Math.PI / 60 * i;
         var x = Math.cos(rad) * (r - 18);
         var y = Math.sin(rad) * (r - 18);
         ctx.beginPath();
         if(i % 5 == 0){
             ctx.arc(x, y, 2, 0, 2 * Math.PI, false);
             ctx.fillStyle = '#000';
         }else{
             ctx.arc(x, y, 2, 0, 2 * Math.PI, false);
             ctx.fillStyle = '#ccc';
         }
         ctx.fill();
     }
 
 }
 
 //定义时钟
 function drawHour(hour,minute){
     ctx.save();
     ctx.beginPath();
     var rad = 2 * Math.PI / 12 * hour;
     var mrad = 2 * Math.PI / 12 / 60 * minute;
     ctx.rotate(rad + mrad);
     ctx.lineWidth = 6;
     ctx.lineCap= 'round';
     ctx.moveTo(0 ,10);
     ctx.lineTo(0 ,-r / 2);
     ctx.stroke();
     ctx.restore();
 }
 //定义分钟
 function drawMinute(minute,second){
     ctx.save();
     ctx.beginPath();
     var rad = 2 * Math.PI / 60 * minute;
     var srad = 2 * Math.PI / 60 /60 * second;
     ctx.rotate(rad + srad);
     ctx.lineWidth = 3;
     ctx.lineCap= 'round';
     ctx.moveTo(0 ,10);
     ctx.lineTo(0 ,-r + 18);
     ctx.stroke();
     ctx.restore();
 }
 //定义秒钟
 function drawSecond(second){
     ctx.save();
     ctx.beginPath();
     var rad = 2 * Math.PI / 60 * second;
     ctx.rotate(rad);
     ctx.lineWidth = 3;
     ctx.lineCap= 'round';
     ctx.moveTo(-2 ,20);
     ctx.lineTo( 2, 20);
     ctx.lineTo( 1, -r + 18);
     ctx.lineTo( -1, -r + 18);
     ctx.fillStyle = '#c14543';
     ctx.fill();
     ctx.restore();
 }
 //定义钟盘圆点样式
 function drawDot(){
     ctx.beginPath();
     ctx.fillStyle = '#fff';
     ctx.arc(0, 0, 3, 0, 2 * Math.PI, false);
     ctx.fill();
 }
 
 //时间函数
 function draw(){
     ctx.clearRect(0, 0, width, height);
     var now = new Date();
     var hour = now.getHours();
     var minute = now.getMinutes();
     var second = now.getSeconds();
     drawBackground();
     drawHour(hour,minute);
     drawMinute(minute,second);
     drawSecond(second);
     drawDot();
     ctx.restore();
 }
 setInterval(draw, 1000); */