.all-screen {
    position: absolute;
    width: 100%;
    height: 100%;
}

#time {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 10px;
    text-align: center;
    font-size: 20px;
}

.element {
    position: absolute;
    display: table;
}

.text {
    display: table-cell;
    width: 100%;
}