html,
body {
    height: 100%;
}

body {
    display: flex;
    flex-direction: column;
}

#hdr {
    display: flex;
    line-height: 3.5rem;
    flex-shrink: 0;
    justify-content: space-between;
    padding: 0 1rem;
}

#hdr-title {
    font-size: 1.5rem;
}

#main {
    display: flex;
    flex-grow: 1;
    overflow-y: auto;
    padding: 1rem;
}

#main>div {
    width: 100%;
}

#main-login {
    justify-content: center;
    align-items: center;
    display: flex;
}

#login-form-hint {
    height: 1rem;
}

#login-form input {
    margin-top: .375rem;
    width: 16rem;
}