li {
    list-style: none;
}

.title__article {
    font-size: 2.8rem;
    font-weight: 200;
    text-align: center;
    padding: 1em;
    text-shadow: 1px 1px 10px rgb(136, 136, 136);
    background: linear-gradient(to bottom left, #E2E8E6 0%, #CDD3CD 100%), linear-gradient(to left, rgba(255, 255, 255, 0.12) 0%, rgba(0, 0, 0, 0.12) 100%);
    background-blend-mode: screen;
    border-radius: 3px;
}

.contenido-principal {
    margin-top: 15rem;
    font-family: 'Poppins', sans-serif;
}

.contenedor-historia {
    display: grid;
    width: 80%;
    grid-auto-rows: 1fr;
    grid-template-columns: 1fr;
    grid-template-rows: repeat(3, 1fr);
    gap: 2rem;
    align-content: center;
    justify-items: stretch;
    align-items: start;
    background-color: #fff;
}

.h1 {
    position: inherit;
    font-size: 4rem;
    font-weight: 700;
    color: rgb(82, 209, 65);
    text-align: center;
    text-shadow: 2px 1px rgb(252, 251, 251), 1px 1px rgb(241, 241, 241), 2px 3px rgb(0, 0, 0);
    top: 40px;
}

[class*="titulo"] {
    width: 100%;
    height: 30vh;
    margin: 2rem auto;
}

.titulo-1,
.titulo-2,
.titulo-3 {
    position: relative;
    background-repeat: no-repeat;
    background-size: cover;
    vertical-align: middle;
    border-radius: 5px 5px 0 0;
}

.titulo-1 {
    background: url(../images/historia/primer-edificio_2.jpg);
    border-top: 18px solid hsla(96, 90%, 51%, 0.97);
    background-size: cover;
}

.titulo-2 {
    background: url(../images/historia/facu2-hist.jpg);
    border-top: 18px solid hsla(2, 100%, 50%, 0.97);
    background-size: cover;
}

.titulo-3 {
    background: url(../images/historia/oferta-historia.jpg);
    border-top: 18px solid hsla(313, 88%, 32%, 0.97);
    background-size: cover;
}

.box-style {
    box-shadow: 3px 2px 15px rgba(72, 83, 83, 0.8);
    border-radius: 5px;
    background-color: #fff;
}

.box-style:hover {
    box-shadow: 3px 2px 15px rgba(169, 170, 170, 0.8);
    transition: .5s;
}

.text-style {
    overflow: hidden;
    border-radius: 0 0 5px 5px;
    padding: 15px;
    font-weight: 500;
    text-align: justify;
}

.content {
    font-size: 15px;
    line-height: 20px;
    padding: 0 20px;
    text-align: justify;
}

.left {
    float: left;
    width: 50%;
}

.left .content {
    border-right: 5px solid #4BB495;
}

.right {
    float: right;
    width: 50%;
}

@media screen and (max-width:706px) {
    .contenedor-historia {
        display: grid;
        width: 80%;
        grid-auto-rows: 1fr;
        grid-template-columns: 1fr;
        gap: 2rem;
        align-content: center;
        justify-items: stretch;
        align-items: start;
        background-color: #fff;
    }
    .title__article {
        font-size: 1.5rem;
        font-weight: 200;
        text-align: center;
        padding: 1em;
    }
    .text-style {
        margin: 20px;
        margin: 2rem;
        font-size: 62.5%;
        line-height: 1;
    }
    .parrafo__historia {
        font-size: 1rem;
        font-size: 1.2rem;
        line-height: 1.333333334;
        margin-bottom: 20px;
        margin-bottom: 2rem;
        text-align: justify;
    }
    /* .titulo-1,
    .titulo-2,
    .titulo-3 {
        position: abs ;
        background-repeat: no-repeat;
        background-size: cover;
        vertical-align: top;
        border-radius: 5px 5px 0 0;
    } */
    .h1 {
        position: absolute;
        top: 0;
        font-size: 1.3rem;
        font-weight: 700;
        color: #fff;
        text-align: center;
        text-shadow: 2px 1px #000, 1px 1px #333, 2px 3px #666;
        top: 50px;
    }
}

@media (min-width: 600px) {
    .text-style {
        -webkit-column-count: 2;
        /* Chrome, Safari, Opera */
        -moz-column-count: 2;
        /* Firefox */
        column-count: 2;
        -webkit-column-gap: 40px;
        /* Chrome, Safari, Opera */
        -moz-column-gap: 40px;
        /* Firefox */
        column-gap: 40px;
        -webkit-column-gap: 4rem;
        /* Chrome, Safari, Opera */
        -moz-column-gap: 4rem;
        /* Firefox */
        column-gap: 4rem;
        -webkit-column-rule: 5px solid rgb(75, 180, 149);
        /* Chrome, Safari, Opera */
        -moz-column-rule: 5px solid rgb(75, 180, 149);
        /* Firefox */
        column-rule: 5px solid rgb(75, 180, 149);
        -webkit-column-rule: 0.5rem solid rgb(75, 180, 149);
        /* Chrome, Safari, Opera */
        -moz-column-rule: 0.5rem solid rgb(75, 180, 149);
        /* Firefox */
        column-rule: 0.5rem solid rgb(75, 180, 149);
    }
}

@media (min-width: 900px) {
    .text-style {
        -webkit-column-count: 3;
        /* Chrome, Safari, Opera */
        -moz-column-count: 3;
        /* Firefox */
        column-count: 3;
    }
}