.auth-announcement {
    text-align: center;
    color: #ffffff;
    background: #2d42db; /* fallback for old browsers */
    background: -webkit-linear-gradient(to bottom, #2d42db, #2c367d); /* Chrome 10-25, Safari 5.1-6 */
    background: linear-gradient(to bottom, #2d42db, #2c367d); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
}

canvas.particles-js-canvas-el {
    position: absolute;
    top: 0;
    left: 0;
}

auth-announcement .announcement-body {
    position: relative;
    z-index: 2;
}