.cta {
    color: #fff;
    text-align: center;
    padding: 4rem 1rem;
    position: relative;
    overflow: hidden;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.cta .container {
    position: relative;
    z-index: 2;
}