.fondo{
width: 1000px;
background: purple;
} 
.A{
	height: 200px;
	width: 150px;
}
.A1{
	height: 200px;
	width: 100px;
}
.A2{
	height: 200px;
	width: 120px;
}
.A3{
	height: 200px;
	width: 120px;
}
.Texto{
	text-align: center;
	font-family: Arial, Helvetica, sans-serif;
	padding: 70px;
}
header{
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	background-color: orange;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 20px 20px;
	height: 50px
	z-index: 1000;
}
nav ul{
	list-style: none;
	display: flex;
	gap: 20px;
	padding: 0;
	margin: 0;
}
nav ul li{
	display: inline;
}
nav ul li a{
	text-decoration: none;
	color: white;
	padding: 10px;
}
.A3{
	height: 200px;
	width: 120px;
}.A3{
	height: 200px;
	width: 120px;
}
.Ro{
	height: 100px;
	width: 100px;
}
.bordes{
border-top:10px groove red;
border-right:10px groove red;
border-bottom:10px groove red;
border-left:10px groove red;