body {
    background-color: lightgray;
    -webkit-user-select: none; /* turning off text selection  / Webkit */
    -moz-user-select: none;    /* Firefox */
    -ms-user-select: none;     /* IE 10  */
    -o-user-select: none;    /* Opera */
    user-select: none;
}

#content > h3 {
    margin-left: 70px;
    margin-top: 5px;
    margin-bottom: 8pt;
}

#canvas-holder {
    float:left;
    margin-right:10px;
    border: 1px solid black;
    background-color: white;
}

canvas {
    display: block;
}

#tools {
    float:left;
    background-color:white;
    border: 1px solid black;
    margin: 0pt;
    padding: 8px
}

#tools h3 {
    margin-top: 0pt;
    margin-bottom: 8pt;
}

#help-content {
    display: none;
    position: fixed;
    left: 1cm;
    right: 1cm;
    top: 38px;
    bottom: 1cm;
    z-index: 20;
    max-width: 800px;
    border: 3px solid #740b0b;
    color: #740b0b;
    background-color: #F5F5DC;
    padding: 8px 15px;
    overflow: auto;
    -webkit-user-select: text;
    -moz-user-select: text; 
    -ms-user-select: text; 
    -o-user-select: text;
    user-select: text;
}

#help-content p {
    text-indent: 25px;
}

#help-icon {
    position: absolute;
    top:3px;
    left:3px;
    z-index:5
}

#hide-help-icon {
    display: none;
    position: absolute;
    top:3px;
    left:3px;
    z-index:50;
    display: none
}

#helpBG {
    display: none;
    position: fixed;
    top: 0pt;
    left: 0pt;
    bottom: 0pt;
    right: 0pt;
    z-index: 10;
    background-color: white;
    opacity: 0.75;
}