.at-threeColumns {
    padding: calc(2em + 2vw) 0;
    color: #000;
}

.at-threeColumns__intro {
    margin-bottom: 3em;
    text-align: center;
}

.at-threeColumns__title,
.at-threeColumns__itemTitle {
    color: inherit;
}

[class*='at-threeColumns__itemImage'] {
    margin-bottom: 1em;
}

.at-threeColumns__itemImage--rounded {
    border-radius: 50%;
}

@media (min-width: 468px) {
    .at-threeColumns__content {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
        margin: -1em;
    }

    .at-threeColumns__item {
        -ms-flex-preferred-size: calc(50% - 2em);
        flex-basis: calc(50% - 2em);
        -webkit-box-flex: 1;
        -ms-flex-positive: 1;
        flex-grow: 1;
        margin: 1em;
        text-align: center;
    }
}

@media (min-width: 768px) {
    .at-threeColumns__item {
        -ms-flex-preferred-size: calc(25% - 2em);
        flex-basis: calc(25% - 2em);
    }
}