html, body {
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    background: #0e0e0e;
    overflow: hidden;
}

/*Primary panel (full screen)*/
#primary-container {
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    z-index: 50;
}

/*Secondary container (panel)*/
#secondary-container {
    position: absolute;
    bottom: 10px;
    right: 10px;
    z-index: 100;
    background-color: #0e0e0e;
    /*resize: both;
    overflow: auto;*/
    /*margin: 10px;*/
    height: 300px;
    width: 400px;
    visibility: visible;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    visibility: inherit;
}

#secondary-container-text {
    text-align: center;
    background-color: #808080;
    color: #FFFFFF;
    font-weight: bold;
    z-index: inherit;
    visibility: inherit;
}

/*Map*/
#map-container {
    width: 100%;
    height: 100%;
    display: flex;
    z-index: inherit;
    visibility: inherit;
}

#map {
    z-index: inherit;
    width: 100%;
    height: 100%;
    visibility:inherit;
}

/*Img*/
#img-container {
    width: 100%;
    height: 100%;
    display: flex;
}

#img {
    margin: 0;
    height: 100%;
    width: 100%;
    object-fit: contain;
}


.btn-group {
    position: absolute;
    margin: 0 auto;
    height: auto;
    z-index: 5000;
    text-align: center; /* Add This*/
    bottom: 0px;



    /*position: absolute;
    left: 0px;
    top: 0px;
    z-index: 500;*/
}

    .btn-group button {
        z-index:inherit;
        background-color: white;
        color: black;
        cursor: pointer;
        /*display: block;*/
    }

        /* Add a background color on hover */
        .btn-group button:hover {
            background-color: lightgrey;
        }