body{
    width: 900px;
    margin: auto;
    background-color: cyan;
    border:dotted;
}
h1{
    background-color: bisque;
    color: white;
    text-align: center;
}
nav li{
    display:inline-block;
    padding:7px; 
    
}
.menuSuperior{
    font-size: x-large;
}