.app {
    max-width: 720px;
    margin: auto;
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid whitesmoke;
}

.form {
    display: grid;
    gap: 1rem;
}

label {
    display: flex;
    flex-direction: column;
    font-size: 0.9rem;
}

input,
select {
    padding: 0.5rem;
    font-size: 1rem;
    color: whitesmoke;
    background-color: var(--color-bg);
}

button {
    padding: 0.7rem;
    background: #2d6cdf;
    color: #fff;
    border: none;
    cursor: pointer;
}

pre {
    margin-top: 1.5rem;
    background: #111;
    color: #0f0;
    padding: 1rem;
    overflow-x: auto;
}