style.css

// html { overflow: hidden; }

*
{
    box-sizing: border-box;
}

body
{ 
    font: 10pt Arial, sans-serif; 
    height: 100%;
    width: 100%;
    margin: 0px;
}

div
{
    padding: 0px;
}

canvas
{  
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-crisp-edges;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

.divTable
{
    border: 0px solid #000000;
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
}
.divTableRow
{
    border: 0px solid #000000;
    display: inline-flex;
    width: 100%;
}
.divTableCell
{
    border: 0px solid #000000;
    padding: 0px;
    height: 100%;
}

.toolbar
{
    background-color:#000000;
    width:100%;
    height:100%;
    color:white;
    display:none;
}

.tool
{
    width:100%;
    height:100%;
    display:block;
    padding: 0px;
    margin: 0px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: clip;
}