html {
    height: 100%;
}

body {
    margin: 0;
    overflow: hidden;
    height: 100%;
}

#viewerDiv {
    margin : auto auto;
    width: 100%;
    height: 100%;
    padding: 0;
}

#viewerDiv > canvas {
    display: block;
}

#menuDiv {
    position: absolute;
    top:0px;
    margin-left: 0px;
}

@media (max-width: 600px) {
    #menuDiv {
        display: none;
    }
}

.help {
    position: absolute;
    z-index: 0;
    top: 300;
    left: 0;
    color: #eee;
    font: 15px 'Lucida Grande',sans-serif;
    font-weight: bold;
    line-height: normal;
    text-shadow: 0 -1px 0 #111;
    padding: 0 1rem;
    background: #1a1a1a;
    border: 1px solid #2c2c2c;
    opacity: 0.8;
}

.help > p {
    margin: 0.5rem 0;
}

.help > ul {
    padding: 0 1rem;
}

@media (max-width: 600px) {
    .help {
        display: none;
    }
}

.divScaleWidget {
    border: 2px solid black;
    border-top: none;
    text-align: center;
    display: block;
    background-image: linear-gradient(rgba(200, 200, 200, 0.3), rgba(200, 200, 200, 0.3));
    margin-bottom: 20px;
    margin-right: 20px;
    position: absolute;
    width:200px;
    height:18px;
    color: black;
    font-family: 'Open Sans',
    sans-serif;
    font-size: 16px;
    right: 0;
    bottom: 0;
}