html, body, .container-table {
    height: 100%;
}

.lead {
    margin-top: 20px;
    margin-bottom: 10px;
}

.container-table {
    display: table;
}

.vertical-center-row {
    display: table-cell;
    vertical-align: middle;
}

a, a:link, a:visited {
    text-decoration: none;
    color: #333;
}