body {
    font-family: Helvetica;
}

h1 {
    text-align: center;
}

.hidden {
    display: none
}

.left {
    padding: 10px;
    width: 400px;
    float: left;
}

.right {
    padding: 10px;
    border-left: solid 1px black;
    width: 500px;
    float: right;
    background-color: #eee;
}

.clear {
    clear: both;
}

.item {
    padding: 4px;
}

.selected {
    background-color: #ff6;
    font-weight: bold;
}

#input-bar {
    padding: 10px;
    text-align: center;
    border-bottom: solid 2px black;
}

input {
    font-size: 150%;
}

#tree ul {
    line-height: 175%;
    margin-left: 0;
    padding-left: 10px;
}