html, body, form {
    margin: 0;
    height: 100%;
}

.main-body {
    flex: 1;
    padding: 1.5rem;
    padding-right: 2.5em;
    height: 100%;
    background-color: var(--bg-primary) !important;
    overflow: auto;
}

.centre-container {
    min-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}