body { background-color: lightcyan; }
div.screen { background-color: white; padding: 10px; }
span.keyinput { font-style: italic; font-weight: bold;  bold; color: Navy; }
span.comment { font-style: italic; color: Green}
table{
    border: 2px solid #000000; border-collapse: collapse;
}
th{
    border-bottom: 2px solid #000000; border-right: 1px solid #000000;
}
td{
    border: 1px solid #000000;
}