#contenedor_tarjetas {
    width: 100%;
    margin: 20px;
    border-radius: 6px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0px 1px 10px rgba(0,0,0,0.2);
    transition: all 400ms ease-out;
    cursor: default;
}

#contenedor_tarjetas:hover {
    box-shadow: 5px 5px 20px rgba(0,0,0,0.4);
    transform: translateY(-3%);
}

#contenedor_tarjetas img {
    width: 100%;
    height: 210px;
}

#contenedor_tarjetas .contenido-card {
    padding: 15px;
    text-align: center;
}

#contenedor_tarjetas .contenido-card h3 {
    margin-bottom: 15px;
    color: #7a7a7a;
}

#contenedor_tarjetas .contenido-card p {
    line-height: 1.8;
    color: #6a6a6a;
    font-size: 14px;
    margin-bottom: 5px;
}

#contenedor_tarjetas .contenido-card a {
    display: inline-block;
    padding: 10px;
    margin-top: 10px;
    text-decoration: none;
    color:#a32638;
    border: 1px solid #a32638;
    border-radius: 4px;
    transition: all 400ms ease;
    margin-bottom: 5px;
}

#contenedor_tarjetas .contenido-card a:hover {
    background: #a32638;
    color: #fff;
}