body{
    background: #ff9900;
}

#contenedor-header{
    
    background:gray ;
    padding: 15px;
    border-radius: 20;
    
    
}

#header-titulos{
    
    text-align: center;
    width: 75%;
    display: flex;
   
}

#navega{
    background: black;
    
}

ul{
    display: flex;
    justify-content: center;
    padding: 15px;
    list-style: none;
}

li{
    margin: 2px;
    background: gray;
    color: white;
    font-size: 20px;
    border-radius: 10px;
    padding: 5px;
    font-style: italic;
}

article{
    display: flex;
    justify-content: center;
    margin: 15px;
    background: #007700;
    border-radius: 15px;
    padding: 15px;
}

article div p{
   
    border-radius: 20px;
    font-weight:800;
    padding: 15;
    font-size: 20px;
    font-style: italic;
    color: black;
    
}

article>img{
    margin: 15px;
    width: 260px;
    height: 210px;
}

footer{
    background: #666666;
    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;
    
}

#contenedor-principal{
    display: flex;
    
}

section{
    width: 80%;
}

aside{
    width: 20%;
}

aside >p{
    background: gray;
    border-radius: 15px;
    font-weight: 300;
    padding: 15px;
    font-size: 15px;
    font-weight: 900;
    color:#0000dd;
}

article >div{
   width: 400;
    background: #666666;
    padding: 20px;
    border-radius:10px; 
}
a{
    color: white;
    text-decoration: none;
}

img{
   
    width: 260px;
    height: 200px;
}

#titul{
   width: 99.9%;
    
}
#yo{
    
    width: 0.1%;
}