#nav{
	margin: auto;
	margin-bottom: 30px;
	width: 800px;
	height: 200px;
	
}

div.contenedor{
	width: 200px;
	height: 200px;
	float: left;
	-webkit-transition: height .4s;
}



#uno{
 background-color: #e65100;		
}

#dos{
 background-color: #f57c00 ;
}

#tres{
 background-color: #03a9f4 ;
}
 
#cuatro{
 background-color: #2a36b1;
}

#cinco{
 background-color: #263238;
}

 #seis{
 background-color: #212121 ;
 }

 img.icon{
	display: block;
	margin:30px auto;
	background-color: rgba(255,255,255,.15);
	width:35px;
	padding:20px;
	-webkit-border-radius: 40%;
	-webkit-box-shadow: 0px 0px 0px 30px rgba(255,255,255,0);
	-webkit-transition:box-shadow .4s;
}

p.texto{
	font-size: 1.2em;
	color:white;
	text-align: center;
	padding-top:10px;
	opacity: .6;
	-webkit-transition: padding-top .4s;
}

div.contenedor:hover{
	height:220px;
	cursor: pointer;
}

div.contenedor:hover p.texto{
	padding-top: 30px;
	opacity: 1;
}

div.contenedor:hover img.icon{
	-webkit-box-shadow:0px 0px 0px 0px rgba(255,255,255,.6);
}