*{padding: 0; margin: 0; box-sizing: border-box;}
body{font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;}

/*-Menu-*/
header{ background-color: #006aa6; box-shadow: 10px 3px 10px 5px #BAB7B7;
padding: 15px;}

.imagen-nav{width: 120px; border-radius: 10px; padding: auto;}

	@media only screen and (max-width: 880px)
	{
		nav{display: flex; justify-content: center;}
	    .imagen-nav{width: 100px; border-radius: 10px; padding: auto;}
	}