.category-boxes {
    max-width: 1400px;
    margin: 0 auto;   
}

.category-boxes > .row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.category-boxes .category-box {
    width: 300px;
    padding-left: 10px;
    padding-right: 10px;
    opacity: 1;
    transition: 300ms all linear;
}

.category-boxes .category-box:hover {
    opacity: 0.8;
}

.category-boxes.circles .category-box {
    display: flex;
    flex-direction: column;
    border-radius: 500px;
    width: 300px;
    height: 300px;
    padding-left: 10px;
    padding-right: 10px;
    margin: 10px;
    border: none;
}

.category-boxes.circles .category-box h3 {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}