body, html {
height: 100%;
width: 100%;
}

.navbar-defult .navbar-nav li a {
    color: #FFF;
}

.navbar-defult .navbar-nav li a:hover, .navbar-defult .navbar-nav li a:active  {
    color: #FFF;
}


.padding{
    padding: 80px 0;
}

.card {
        margin: 0 auto; /* Added */
        float: none; /* Added */
        margin-bottom: 50px; /* Added */
}