.loading {
	background-image: url(../images/loading.gif);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: 50% auto;
    top: 0;
    left: 0;
    opacity: 0.5;
    height: 100%;
    width: 100%;
    position: absolute;
    background-color: white;
    z-index: 10;
}

.container-fluid {
    margin-bottom: 10px;
}

.center {
    text-align: center;
}

footer {
    background-color: #647b83;
    padding: 10px;
    text-align: center;
    bottom: 0;
    width: 100%;
    z-index: 15;
}

footer ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

footer ul li {
    display: inline;
    margin-right: 15px;
}

footer ul li a {
    text-decoration: none;
    color: #FFFFFF;
}