:root {
    --footer-h: 45px; /* altura real del footer */
}
.form-group {
    margin-bottom: 0px;
}

#toast-container > .toast-error:before {
    display: none;
}

#toast-container > .toast-success:before {
    display: none;
}

#toast-container > .toast-warning:before {
    display: none;
}

#page-content {
   
    min-height: 0;
   
    padding-bottom: var(--footer-h); /* espacio para que el footer fixed no lo tape */
}

.footer {
    position: fixed;
    height: var(--footer-h);
}