main {
    position: absolute;
    top: auto;
    left: 0;
    width: 100%;
}


.message-box {
    margin: 5rem;
    padding: 1rem 3rem 3rem 3rem !important;
    border: 1px solid darkgray;
    border-radius: 5px;
    text-align: center;
    font-size: 20px;
}