@charset "utf-8";
.caja{
    width: 80%;
    margin-left: auto;
    margin-right: auto;
}

.caja header{
    background-color: lightgray;
    text-align: center;
    margin-bottom: 0.2em;
}

h1{
    margin: 0;
}

nav ul{
    list-style-type: none;
    margin: 0;
    padding: 0;
    margin bottom:0.2em; 
    display: flex;
    flex-direction: row;
    
}

nav li{
    flex-grow: 1;
}
nav a{
    display: block;
    padding: 4px;
    background-color: lightgray;
    text-align: center;
    margin-right: 0.2em;
    text-decoration: none;
    color: #000000;
    
}
nav ul :hover{
    background: blue;
    color:white;
}

.contenido{    
    margin-bottom: 0.3em;
    display: flex;
    flex-direction: row;
    margin-top: 0.3em;
}

p{
    font-family: cursive;
    font-size: 12px;
    text-align: justify;
    margin: 12px;
}
article{
    background-color:  lightgray;
    flex-basis: 70%;
    
}


aside{
    background-color: lightgray;
    flex-basis: 30%;
    margin-left: 0.2em;
}

footer {
    background-color: lightgray;
}

footer address{
    margin-top: 1em;
    background-color: crimson;
    color:  white;
    text-align: center;
}
aside img{
    display: block;
    margin:auto;
}