*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.contenedor_articulo{
    margin: auto;
    width: 900px;
    min-height: 450px;
    height: max-content;
    padding: 20px;
    margin-top: 35px;
    background-color: #fff;
    border-radius: 3px;
}
.contenedor_articulo img{
    max-width: 100%;
    margin-bottom: 15px;
}
.contenedor_articulo iframe{
    width: 100%;
    max-width: 100%;
    height: 350px;
}
.categoria_articulo{
    color: #4e545b;
    font-size: 12px;
    font-weight: 500;
    width: 100%;
    text-align: center;
}
.titulo_articulo{
    font-weight: 500;
    line-height: 45px; 
    font-size: 40px;
    letter-spacing: -1px;
    text-transform: uppercase;
    text-align: center;
}
.fecha_articulo{
    width: 100%;
    font-size: 12px;
    color: #999999;
    text-align: center;
}
.contenido_articulo{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin: 15px 0px 25px 0px;
}
.contenido_articulo p{
    /* color: #444444;
    margin-top: 15px; */
    width: 100%;
    max-width: 100%;
}
.portada_articulo{
    max-width: 100%;
    margin-top: 15px;
}
h3{
    border-bottom: 1px solid #e5e5e4;
    padding-top: 10px;
    font-weight: 500;
    font-size: 23px;
    letter-spacing: -1px;
}
@media screen and (max-width: 900px) {
    .contenedor_articulo{
        width: 100%;
    }
}