body {
    background: linear-gradient(180deg, #46b2ff, transparent);
    background-repeat: no-repeat;
    min-height: 100vh;
    display: grid;
    grid-template-rows: auto 1fr auto;
}


.err_label {
    display: none;
    margin: auto;
    width: 100%;
    margin-top: 15px;
}