dos

Public/static/js/common.js

@@ -323,6 +323,7 @@ function countDown() {
     countDownCtx.fillStyle = '#0f0';
     timer = setInterval(function () {
         angle = ((angle * 10) - 36) / 10;
+        countDownCtx.clearRect(0, 0, countDownCanvas.width, countDownCanvas.height);
         countDownCtx.sector(countDownCanvas.width / 2, countDownCanvas.height / 2, countDownCanvas.width / 2, 0, angle).fill();
         console.log(angle);