.ol-popup {
    position: absolute;
    background-color: white;
    -webkit-filter: drop-shadow(0 1px 4px rgba(0,0,0,0.2));
    filter: drop-shadow(0 1px 4px rgba(0,0,0,0.2));
    padding: 15px;
    border-radius: 10px;
    border: 1px solid #cccccc;
    bottom: 12px;
    left: -50px;
   /* min-width: 350px;
    max-height: 400px;*/
    /*overflow-y: scroll;*/
}

    .ol-popup:after, .ol-popup:before {
        top: 100%;
        border: solid transparent;
        content: " ";
        height: 0;
        width: 0;
        overflow: auto;
        position: absolute;
        pointer-events: none;
    }

    .ol-popup:after {
        border-top-color: white;
        border-width: 10px;
        left: 48px;
        margin-left: -10px;
    }

    .ol-popup:before {
        border-top-color: #cccccc;
        border-width: 11px;
        left: 48px;
        margin-left: -11px;
    }

.ol-popup-closer {
    text-decoration: none;
  /*  position: absolute;*/
    top: 2px;
    /*right: 8px;*/
}

    .ol-popup-closer:after {
        content: "✖";
    }