body { font-family:  Helvetica,Arial;
 
 padding-left: 5px;
padding-right: 5px;
max-width:100%; }

h1 {
  display:none;
  color:#00CCFF;
  text-align: center;
  padding-right: 20px;
  padding-left: 20px;
  text-shadow:-1px -2px #000 }




footer {text-align: right; 
	font-size: 0.7em;
	color: #66CDAA;
	padding-right: 20px;
    padding-left: 20px;
    display:none;}

ul {
 
	list-style-type:none;
	padding:0;
	display:flex;
	flex-direction: row;
}
li { flex-grow: 1;
}
a {
   border:1px black solid;
  border-radius:5px;
	display:block;
	padding:10px;
	background-color:#00CCFF;
	text-align:center;
	font-size: 25px;
	margin-right:0.2em;
	text-decoration:none;
	color:#FFFFFF;
}
a:hover {background-color:#00CED1;
		color:white; }

div {
	text-align: center;
	padding: 10px;
	font-size: 20px;
	
}



button{
  width:88px; height:54px;
  box-shadow: -5px -5px 5px #888;
  text-align: center;
  margin: 4px ;
}
  
#pantalla{
  width:208px; height:30px;
  margin-right: 800px;
  margin-left: 570px;
  
  
}