table th {
    color: #0b0;
}

.error-message {
    color: #b00;
}

header {
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: solid 1px #bbb;
}

header a {
    color: #341;
    text-decoration: none;
    border-bottom: dashed 1px #592;
    margin: 0 20px 0 10px;
}

    header a:hover {
        border-bottom-color: #7b3;
    }