.teachers-list {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;

    width: 90%;
    margin-top: 4.5vw;
}

@media screen and (max-width: 1000px) and (orientation: portrait) {
    .teachers-list {
        flex-direction: column;
        align-items: center;
    }   
}