osem-fcy/app/assets/stylesheets/osem.css

html {
    position: relative;
    min-height: 100%;
}

body {
    /* Margin bottom by footer height */
    margin-bottom: 60px;
}

body > #content {
    padding: 60px 15px 0;
}

#footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    /* Set the fixed height of the footer here */
    height: 60px;
    background-color: #f5f5f5;
}

.container .text-muted {
    margin: 20px 0;
}

#footer > .container {
    padding: 15px;
}