body { 
  background: white;
}
#contenedor-header{
    background: cyan ;
    border-radius: 20px;
    padding: 15px;
    color : black;
   
}
 #header-titulos{
     text-align: center;
    }
#contenedor-principal{
    display: flex;  
}
article{
    display: flex;
    justify-content: center;
    margin: 15px;
    background: #008dc9;
    border-radius: 15px;
    
}
article div p{
    border-radius:20px;
    font-size: 17px;
    font-style: italic;
    color:  white;
    text-align: center;
}
article >div{
    width: 200;
    
    padding: 20px;
    color:yellow;
    border-radius: 10px;
    font-size: 17px;
   font-weight: flex;
}
footer{
    background: cyan;
    border-radius: 20px;
    padding: 2px;
    display: grid;
}
footer-p{
    color: black;
    font-weight: bolder;
    font-size: 20px;
    width: 50%;
    font-style: oblique;
    text-align: center;
}
footer >p
{
    color: Black;
    font-weight: bolder;
    font-size: 20px;
    width: 50%;
    font-style: oblique;
     
}
.button{
    background: beige;
    border-radius: 15px;
    font-weight: 300;
    padding: 15px;
    font-size: 15px;
    color: black;
    text-align: center;
}
a{
    color: black;
    text-decoration: none;
}