/* Background slideshow — DIC webmail login */
html.task-login,
body.task-login {
    background-size: cover !important;
    background-position: center center !important;
    background-repeat: no-repeat !important;
    animation: bgSlideshow 49s steps(1) infinite;
}

@keyframes bgSlideshow {
    0%   { background-image: url('../images/backgrounds/sossusvlei.jpg'); }
    14%  { background-image: url('../images/backgrounds/deadvlei.jpg'); }
    28%  { background-image: url('../images/backgrounds/etosha.jpg'); }
    42%  { background-image: url('../images/backgrounds/swakopmund.jpg'); }
    57%  { background-image: url('../images/backgrounds/namib.jpg'); }
    71%  { background-image: url('../images/backgrounds/night-sky.jpg'); }
    85%  { background-image: url('../images/backgrounds/fish-river-canyon.jpg'); }
}

/* Keep login form readable over photo backgrounds */
.task-login #login-form {
    background: rgba(255, 255, 255, 0.92);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Larger logo on login page */
.task-login #logo {
    height: 160px !important;
    width: auto !important;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.5)) !important;
}