adow: 3px 3px 3px gray;
}
.nav {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 99;
    padding: 10px;
    color: white;
    border: 2px solid orange;
    /* Fallback for web browsers that doesn't support RGBa */
    background: rgb(0, 0, 0);
    /* RGBa opacity */
    background: rgba(0, 0, 0, 0.6);
}
input[type=checkbox] {
    vertical-align: middle;
    position: relative;
    bottom: 1px;
}
</style>
</head>
<body>
    <div id="nav" class="nav rounded shaded">
        <div id="filter