body {
    background: #111;
    color: #eee;
    font-family: sans-serif;
    padding: 2rem;
}

.container {
    max-width: 900px;
}

input, button {
    padding: 0.5rem;
    margin: 0.3rem 0;
}

table {
    border-collapse: collapse;
    width: 100%;
}

td, th {
    padding: 0.5rem;
}