*{
    box-sizing: border-box;
    margin: 0 auto;
    padding: 0;
}

/*----- CSS ENCABEZADO (HEADER)  -----*/
.encabezado{
    width: 100%;
    display: flex;
    justify-content: space-between;
    height: 20vh;
}
video{
    width: 100%;
    height: 80vh;
}
.imagen{
    width: 20%;
}
.navegacion{
    display: flex;
    width: 60%;
    justify-content: space-around;
    align-items: center;
    font-size: 1.2rem;   /*16 px  * 1.2 */
    
}

.navegacion a:hover{
    color: red;
    text-decoration: underline;
    opacity: 0.6;

}
.opciones{
    display: flex;
    list-style-type: none;

}
.opciones li a{
    font-size: 1.5rem;
    color: white;
    opacity: 1;
    padding: 10px;
}

/*----- CSS SECCIÓN 1 -----*/

/*.titulo{
    width: 100%;
    color: white;
    background-color: rgba(0,0,0,0.5);
    padding: 20px 20px;
    font-size: 4rem;
    text-align: center;
    position: absolute;
    margin-top: 200px;
}*/

.subtitulo{
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
    font-size: 3rem;
    color: white;
    background-color: teal;
    padding: 20px;
}

.peliculas{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    gap: 10px;
}
img{
    width: 100%;
}

.articulo{
    min-height: 400px;
}
.articulo img{
    min-height: 400px;
}