fieldset.River {
    float:left; overflow:auto;
}
fieldset.River>div.output div.item {
    border-left:solid 3px #00ffae;
    padding:3px 16px;
}
fieldset.River>div.output div.item:hover {
    background-color:#2e515f;
}
fieldset.River>div.output div.item.select {
    background-color:#2e515f;
}

fieldset.River>div.output div.list {
    margin-left:8px; padding-left:5px;
}
fieldset.River>div.output div.list div.item {
    border-left:solid 3px #ccdc4c;
    background-color:#073540b5;
    font-family:monospace;
    font-size:14px;
}
fieldset.River>div.output div.list div.item:hover {
    background-color:#2e515f;
}
fieldset.River>div.output div.list div.item.select {
    background-color:#2e515f;
}