* {
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
}

/* Lectures */

.Lectures {
    margin-top: 100px;
}

.Lectures-one {
    display: flex;
    justify-content: space-evenly;
    flex-wrap: wrap;
}

.Lectures-one img {
    height: 200px;
    width: 350px;
}