body {
    font-family: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    padding: 0;
}

a {
    color: #005c35;
    text-decoration: none;
}

a:hover {
    color: #003f24;
    text-decoration: underline;
}

header {
    background: #00a651;
    color: #fff;
    padding: 10px 20px;
}

main {
    padding: 20px;
}

form label {
    display: block;
    margin-bottom: 10px;
}

input[type="text"],
input[type="password"] {
    padding: 6px 8px;
    width: 100%;
    max-width: 250px;
}

button {
    padding: 8px 14px;
    background: #00a651;
    color: #fff;
    border: none;
    cursor: pointer;
}

button:hover {
    background: #008a41;
}