html,
body {
    height: 100%;
}

.fullHeight,
.fullHeight .jumbotron {
    height: 100%;
}


.modal {
    position: fixed;
    overflow-y: scroll;
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    z-index: 99;
}

div {
    -webkit-overflow-scrolling: touch;
}