html {
    height: 100%;
}

    html body {
        height: 100%;
        overflow: hidden;
        background-color: #f3f3f3
    }

        html body .container-fluid.body-content {
            position: absolute;
            /*top: 77px;
            bottom: 70px;*/
            right: 0;
            left: 0;
            overflow-y: auto;
            display:inline-block
        }

header {
    
    left: 0;
    right: 0;
    top: 0;
    height: 100px;

}

footer {
    
    left: 0;
    right: 0;
    bottom: 0;
    height: 60px;
    display:inline-block
}