body,.parlent,.child,p,span{
	margin: 4px;
	padding: 4px;
	border: solid 2px;
}
body{
	border-color: orange;
}
.parlent {
	border-color: cyan;
	height:120px;
}
.child {
	border-color: tomato;
	height: 80px;
	width: 200px;
}
p{ width: 100px; height: 40px;}