html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    /* hide scrollbars because we resize the contents when the window gets resized */
    /* Note: If we would decide to display scrollbars, then layout calculation in class SpecPad */
    /*  would require to account for the scrollbar width when calculation width/height attributes! */
    overflow-x:hidden;
    overflow-y:hidden;
    
    background-color: white;
    font-family: 'Open Sans', sans-serif;
    font-size: 14px;
    font-weight: normal;
    line-height: 1.2em;
}

#app_div {
    display: table;
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;    
     -webkit-user-select: none;
}


#plot_div {
  margin: 0;
  padding: 0;
  float: left;
}