body {
    overflow-y: scroll;
}
.results ul {
    margin: 0;
    padding: 0;
    list-style-type: none;
}
.results ul ul {
    padding-left: 1em;
}
.results li {
    cursor: pointer;
}
.results ul ul li:hover {
    color: blue;
}
.loading {
    position: absolute;
    margin: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(250, 250, 250, 0.8);
    z-index: 999;
}
.loading > div {
    margin: 200px auto;
    width: 100px;
    height: 100px;
    line-height: 100px;
}
footer {
    width: 100%;
    position: fixed;
    bottom: 0;
    text-align: center;
}
.content {
    margin-bottom: 1.5em;
}
.content .span9 {
    margin-top: 10px;
}