main {
    margin: 0 auto;
    padding: 20px;
    max-width: 900px;
}

main h1 {
    margin: .67em 0;
}

main ol,
main ul {
    margin: 16px 0 16px 40px;
}

main ol {
    padding: 0;
    list-style: none;
}

main label {
    color: var(--green);
    font-weight: bold;
}

main input,
main textarea {
    display: block;
    padding: 5px 10px;
    outline: none;
}

main input:focus,
main textarea:focus {
    border: 2px solid var(--green);
}

main button {
    display: block;
    margin-top: 20px;
    padding: 15px;
    width: 6em;
    border: 3px solid var(--green);
    border-radius: 10px;
    background-color: var(--green);
    text-align: center;
    color: white;
    font-size: 150%;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
}

main button:hover {
    background-color: rgba(255, 255, 255, 95%);
    color: black;
}

main code {
    display: block;
    margin: 20px;
}

main p,
main div {
    margin: 1.12em 0;
}

main p.error {
    margin-top: 75px;
    color: #666;
    font-size: 80%;
}

textarea[name="pubkey"] {
    width: 90%;
    height: 10em;
}