@media print {
    #navigation { visibility: hidden; }
    #legend { display: none; }
}
@media screen {
    #legend { position: relative; top: 20px; left: -20px; }
}

.hidden {
    display: none;
    position: absolute;
    top: 0px;
    left: 0px;
}

#navigation a {
    margin-right: 20px;
}

#loading {
    position: absolute;
    left: 300px;
    top: 200px;
    display: none;
    background: #dfdfdf;
    border: solid black 2px;
    padding: 1em;
    font-size: 16px;
    font-weight: bold;
}

.targ { text-align: right; cursor: pointer; border-bottom: solid blue 1px; color: blue; }

.src { cursor: help; }