body {
}

.main {
    position: center;
    margin: auto;
    width: 600px;
    margin-top: 40px;
}

.content {
    width: 500px;
    height: 900px;
    margin-top: 20px;
}

.label {
    font-family: Arial;
    font-size: 16px;
}

a:link, a:visited, a:hover, a:active {
    color: black;
    font-family: Arial;
}