#adminannouncement-container {
    z-index: 999;
    position: absolute;
    /* "top" will be set by a javascript snippet */
    left: 0;
    right: 0;

    /* The container shouldn't be clickable, only the content (the alert) */
    pointer-events: none;
}

#adminannouncement-container .alert {
    pointer-events: all;
}