html,
body {
    height: 100%;
}


#slide_container {
    width: 100%;
    height: 100%;
    background: url("../jpg/guide/step_02_bg.jpg");
    position: absolute;
    left: 0;
    top: 0;
}


.prev {
    width: 30px;
    height: 60px;
    background: url("../jpg/guide/prev_btn.png");
    position: absolute;
    left: 229px;
    top: 450px;
    cursor: pointer;
    z-index: 9999;
}


.next {
    width: 30px;
    height: 60px;
    background: url("../jpg/guide/next_btn.png");
    position: absolute;
    right: 229px;
    top: 450px;
    cursor: pointer;
    z-index: 9999;
}