#yarda h3 {
    text-align: center;
    color:  #333;
    font-size: 21px;
     
}
     

#yarda .contenedor{
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

#yarda article{
    margin: 30px;
}

#yarda img {
    width: 100%;
    max-width: 480px;
    border-radius: 10%
}