.demo-download {
    background-color: rgb(19, 19, 19);
    color: #fff;
    padding-top: 25px;
    padding-bottom: 15px;
    margin: -25px 0 3px;
}

    .demo-download__title,
    .demo-download__intro {
        text-align: center;
    }

    .demo-download__intro {
        margin-bottom: 2em;
    }