.body{
    background-color: var(--principal);
}

.row-section {
    display: block;
    position: relative;
    width: 100%;
    padding: 50px 0;
    background-size: cover;
    background-position: center;
    color: var(--blanco);
    text-align: center;
    position: relative;
    transition: transform 0.3s ease-in-out;
    cursor: pointer;
}

.row-section:hover {
    transform: scale(1.05);
    z-index: 1;
}

.row-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 0;
    transition: background-color 0.3s ease-in-out;
}

.row-section > * {
    position: relative;
    z-index: 5;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--blanco);
}

.section-content {
    padding: 20px;
    font-size: 1.25rem;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.row-section:hover .section-content {
    opacity: 1;
}

#mision {
    background-image: url("/imagenes/quienes/Mision.jpg");
}

#tecnologia {
    background-image: url("/imagenes/quienes/Tecnologia.jpg");
}

#vision {
    background-image: url("/imagenes/quienes/Vision.jpg");
}

#valores {
    background-image: url("/imagenes/quienes/Valores.jpg");
}

@media screen and (max-width: 991.5px) {

    .row-section .section-content {
        opacity: 1;
    }
}

@media screen and (max-width: 767.5px) {

    .row-section .section-content {
        opacity: 1;
    }

    .intro{
        display: flex;
        flex-direction: column;
        align-items: center;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .container-fluid, .container{
        padding-left: 0;
        padding-right: 0;
    }
}

@media screen and (max-width: 575.5px) {

    .section-content {
        opacity: 1;
    }
}