#courses {
    width: 100%;
}

#courses .course-container {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
    place-items: center;
    row-gap: 50px;
}

.instructor {
    font-size: 14px;
    font-weight: bold;
    opacity: 0.5;
}