.lectures_content {
    padding: 10px;
    width: 100%;
    max-width: 1300px;
min-height: 100px;
}
.lectures_content >  img:first-of-type {
    width: 100%;
    margin: 10px 0;

}
.lectures_reihe {
    margin-top: 70px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    width: 100%;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: left;
        -ms-flex-pack: left;
            justify-content: left;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
}
.lectures_reihe>a {
    width: 40%;
    display: block;
}
.lectures_reihe a img{
    width: 100%;
}

h3{
    font-family: 'Barlow', sans-serif;
    font-weight: 400;
    color: #666161;
}
.lectures_atv_picture {
    width: 100%;
    margin-top: 70px;

}
@media only screen and (min-width: 750px) {
    .lectures_content {
        padding: 10px 38px;
    }
    .lectures_spalte {
        width: 90%;
        padding-left: 60px;
    }
    .lectures_reihe > a {
        width: 10%;
        display: block;
    }
    .lectures_reihe a img{
        width: 100%;
    }
    .lectures_spalte  a {
        margin-top: 0.5em;
        font-size: 0.75em;
        display: block;
        text-decoration: none;
        color: inherit;
        font-style: italic;
    }
    .lectures_reihe {
        margin-top: 70px;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        width: 100%;
        -webkit-box-align: center;
            -ms-flex-align: center;
                align-items: center;
        -webkit-box-pack: left;
            -ms-flex-pack: left;
                justify-content: left;
        -ms-flex-wrap: nowrap;
            flex-wrap: nowrap;
    }
    .lectures_atv_picture {
        width: 100%;
        margin-top: 70px;
    }
}