body{margin:0;overflow:auto}.ruler-container{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:999}.ruler-container.active .ruler{position:absolute;height:100px;left:0;right:0;background-color:#fff0;z-index:50;box-shadow:0 0 0 2000px rgb(0 0 0 / .7);transform:translateY(-50px)}