.position{float:left;margin:100px 50px}.progress-bar{position:relative;height:100px;width:100px}.progress-bar div{position:absolute;height:100px;width:100px;border-radius:50%}.progress-bar div span{position:absolute;font-family:Arial;font-size:25px;line-height:75px;height:75px;width:75px;left:12.5px;top:12.5px;text-align:center;border-radius:50%;background-color:#fff}.progress-bar .background{background-color:#b3cef6}.progress-bar .rotate{clip:rect(0 50px 100px 0);background-color:#4b86db}.progress-bar .left{clip:rect(0 50px 100px 0);opacity:1;background-color:#b3cef6}.progress-bar .right{clip:rect(0 50px 100px 0);transform:rotate(180deg);opacity:0;background-color:#4b86db}@keyframes toggle{0%{opacity:0}to{opacity:1}}