body {
    font-family: sans-serif;
    height: 80dvh;
}

.container {
    height: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    align-content: center;
    margin-top: 10rem;
}

.card {
    border: 1px solid #eee;
    border-radius: 12px;
    padding-inline: 7rem;
    padding-block: 5rem;
}

.footer {
    margin-top: auto;
}

a {
    color: #444;
}

input[type="text"] {
    height: 1em;
    font-size: inherit;
    vertical-align: baseline;
    margin: 0;
    padding: 0 0.05rem;
}

input[type="submit"] {
    background-color: #eee;
    padding: 7px 35px;
    border: 1px solid #ccc;
    border-radius: 12px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #ddd;
}