.fps{position:fixed;z-index:9999;cursor:move;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.fps-content{display:flex;align-items:center;justify-content:center;padding:8px;background-color:rgba(0,0,0,.5);border-radius:4px;font-size:16px;color:#fff}