#messages_bar {
    position: fixed;
    width: 20%;
    right: 1em;
    bottom: 0;
    z-index: 100;
}

.msg {
    border: 1px solid darkgrey;
    padding: 1em;
    text-align: center;
    display: none;
}

.success {
    background-color: palegreen;
    color: black;
}

.warning {
    background-color: #fffe85;
    color: black;
}

.error {
    background-color: darkred;
    color: white;
}