html,body{margin:0;padding:0;height:100%;overflow:hidden}#map{width:100%;height:100vh}.ol-popup{position:absolute;background-color:#fff;padding:20px;border:1px solid #ccc;font-size:16px;box-shadow:0 2px 8px #0000004d;border-radius:6px}.ol-popup-closer{position:absolute;top:4px;right:6px;text-decoration:none;font-size:18px;color:#333;font-weight:700;cursor:pointer;z-index:10}