
#d1{
	border: 1px solid; 
	width: 100px; 
	height: 100px; 
	background-color: red;
}

#d4{
	position: absolute;
	top: 0px;
	border: 1px solid; 
	width: 100px; 
	height: 100px; 
	background-color: #eee;
}

#d2{ 
	border: 1px solid; 
	width: 200px; 
	height: 200px; 
	background-color: green;
	/*margin: 10px;*/
	/*margin-top: 5px;
	margin-right: ;
	margin-bottom:;
	margin-left:  */
	/*margin: 10px 5px 15px 25px;*/
	/*padding: 10px;*/
	top: 0px;
	left: 0px;
	bottom: 0px;
	right: 0px;

}

.c1{
	border: 1px solid; 
	width: 100px; 
	height: 100px; 
	background-color: red;
}
