* {
    box-sizing: border-box;
}

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

body {
    font-family: Arial, sans-serif;
    background-color: white;
}

h1 {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 0px;
}

.page-container {
    position: relative;
    max-width: 800px;
    margin: auto;
    background-color: white;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.page-container--center {
    justify-content: center;
    align-items: center;
}

.header-container {
    position: sticky;
    top: 0;
    z-index: 100;
    flex-shrink: 0;
    box-shadow: 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    margin-bottom: 0.2rem;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
    padding-inline: 1rem;
    padding-block: 0.5rem;
    width: 100%;
}

.header-container--inline {
    padding: 0px;
    box-shadow: initial;
}

.header-container__left {
    grid-column: 1;
    width: 100%;
    height: 100%;
    padding-block: 0.5rem;
}

.header-container__left a {
    align-self: flex-start;
    justify-self: flex-start;
    cursor: pointer;
    font-size: 14px;
    color: black;
}

.header-container__middle {
    grid-column: 2;
}

.header-container__right {
    display: flex;
    justify-content: end;
    grid-column: 3;
    width: 100%;
    height: 100%;
    padding-block: 0.5rem;
}

.header-container__right a {
    align-self: flex-start;
    justify-self: flex-end;
    cursor: pointer;
    font-size: 14px;
    color: black;
}

.content-container {
    flex-grow: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.content-container > *:first-child {
    padding: 25px;
    width: 100%;
}

.card {
    background-color: #fff;
    text-align: center;
    width: 100%;
    padding-inline: 2rem;
    box-sizing: border-box;
    margin-top: auto;
}

.card--error {
    color: #721c24;
}

.login-button {
    align-self: flex-start;
    justify-self: flex-end;
    cursor: pointer;
    font-size: 14px;
    color: black;
    padding: 1rem;
}

.image-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-container img {
    height: auto;
    width: 1.5rem;
    object-fit: cover;
}

.image-container--big img {
    width: 4.5rem;
}

.image-container a {
    color: #f4f4f4;
    text-decoration: none;
    font-size: 1rem;
    min-width: 200px;
    text-align: left;
}

.image-container a:hover {
    color: #28a745;
    text-decoration: underline;
}

footer {
    background-color: #333;
    color: white;
    padding: 20px;
    text-align: center;
    width: 100%;
    margin-top: auto;
}

footer .footer-nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

footer .footer-nav a {
    color: #f4f4f4;
    text-decoration: none;
    margin: 0 10px;
    font-size: 1rem;
}

footer .footer-nav a:hover {
    color: #28a745;
    text-decoration: underline;
}

footer p {
    margin: 10px 0;
    font-size: 0.9rem;
}

@media (min-width: 600px) {
    body {
        background-color: #f4f4f4;
    }

    .page-container--small {
        max-width: 600px;
    }

    h1 {
        font-size: 2rem;
    }
}