#panel {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 2;
    min-width: 300px;
    max-height: calc(100vh - 20px);
    overflow-y: auto;
}

#btnToggle {
    position: absolute;
    top: 15px;
    left: 15px;
    z-index: 30;
}

#container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
    filter: saturate(1.1) contrast(1.3);
    display: none;

}