#canvasDiv {
  border:1px solid black;
}

#color-sel, #brush-size-sel {
    margin-left:15px;
    margin-bottom: 15px;
}

#color-sel-label, #brush-size-label {
    padding-right: 20px;
    padding-top: 5px;
}

#instruct {
    margin-left:15px;
}

#sig{
    margin-left:15px;
}