.saving {
    box-shadow: 0 0 2px #f00,0 0 2px #f00 inset;
    border-color: #f00;
}
.saved {
    box-shadow: 0 0 2px #090,0 0 2px #090 inset;
    border-color: #090;
}
input[alt="number"] {
    text-align: center;
    width: 48px;
}
input[alt="float"] {
    text-align: center;
    width: 72px;
}
#ovdesc {
    display: none;
    position: fixed;
    top: 16px;
    right: 16px;
    background: #ccc;
    border-radius: 4px;
    opacity: 0.9;
    padding: 12px 16px;
    box-shadow: 2px 2px 4px #000;
    border: 1px solid #fff;
}
#ovdesc th {
    text-align: left;
    padding: 0 8px;
    text-shadow: 0 0 4px #fff;
}
#ovdesc td {
    text-align: left;
    padding: 0 8px;
    font-weight: bold;
    text-shadow: 0 0 4px #000;
    color: #fff;
}
#ovdesc tr.odd {
    background: #aaa;
}