responsiveDesign.css

html, body, h3{
	margin: 0;
}

nav{
	background-color:red;
	height: 54px;
	color:white; 
}

nav .menu{
	display: none;
	float: right;
	color:blue;
}
.menu span{
	display: block;
}

button{
	float: right;
	color:orange;
}

/* Esto es cuando es grande */
@media (min-width: 600px){
	button{
		display: none;
	}
	nav .menu{
		display: inherit;
	}
	nav{
		background-color: black;
	}
}