#contenedor-header {
    background : orange;
    border-radius: 20px;
    padding : 15px;
    display : flex;
    text-align: center;
}
#header-titulos{
    width : 100%;
    text-align: center;
}

#navega {
    background: blue;
}

nav ul {
    display: flex;
    justify-content: center;
    padding: 5px;
    list-style: none;
    padding: 5px;
}

li {
    background: lightgreen;
    color: white;
    font-size: 20px;
    border-radius: 10px;
    padding : 5px;
    margin : 3px;
    width : 80%;
    font-style:italic;
    text-align: center;
}

footer{
    background: skyblue;
    border-radius: 20px;
    padding: 2px;
    display: flex;
}

.footer-p{
    color: black;
    font-weight: bolder;
    font-size: 20px;
    width: 50%;
    font-style: oblique;
    text-align: center;
}

#ContenedorPrincipal{
    display: flex;
}