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

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

.footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    /* Set the fixed height of the footer here */
    height: 40px;
    background-color: #ececec;
}