.at-slider_nav {
    flex: 0 50%;
    display: block;
    height: 3.5rem;
    width: 1.75rem;
    overflow: hidden;
    line-height: 3.5rem;
    text-align: center;
    font-family: 'icons';
    color: #6f6f6f;
    background: #fff;
    box-shadow: 0 0 1px #aaa;
    cursor: pointer;
}

.at-slider__nav-prev {
    float: left;
    border-radius: 3.5em 0 0 3.5em;
}

.at-slider__nav-next {
    float: right;
    border-radius: 0 3.5em 3.5em 0;
}

.at-slider_nav:hover {
    color: #1b1464;
    background: #14d17f;
}