body {
    background-color: #f9e814;
    background-image: url("img/cubes.png");
    font-family: monospace;

}

div.container {
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        position: fixed;
        display: table;
}

div.vbox {
        vertical-align: middle;
        display: table-cell;
}

div.hbox {
        width: 50%;
        margin: auto;
}

div.header {
    text-align: right;
    padding-top: 10;
    padding-right: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #aaa;
    margin-bottom: 20px;
    background-color: #000;
    color: white;
}

span.headeritem {
    padding-left: 10px;
    border-left: 1px solid #aaa;
    margin-left: 10px;
}

.centered {
        width: 100%;
        margin: auto;
        text-align: center;
}

tr.err {
        background-color: #ff9999;
}