.demo-viewport {
    /*border: 2px solid red;*/
}



.container {
    width: 100%;
    position: relative;
}

.container > * {
    position: absolute;
    width: 100%;
    overflow: hidden;
}

.control {
    position: relative;
    width: 22%;
    margin: 0 auto;
}

.control #radio0 {
    position: absolute;
    left: -10%;
}

.control #radio1 {
    position: absolute;
    left: 27%;
}

.control #radio2 {
    position: absolute;
    left: 64%;
}

.control #radio3 {
    position: absolute;
    left: 100%;
}


.image {
    cursor: pointer;
}

.control-fs {
    position: fixed;
    left: calc(78% / 2);
    width: 22%;
    bottom: 0;
}


.demo-block-title-fs {
    color: white !important;
}