body {
background-color: #666666;
}

#nb{
	width:600px;
	border:1px dotted #ff9fec;
	color: #FFF;
}

#delta{
	width:600px;
	border:1px dotted #ff9fec;
	color: #FFF;
}
	

#result{
	width: 200px;
	border: 1px dashed #FF0000;
}