video {
    width: 100%    !important;
    height: auto   !important;
}
.css_blok_video{
    position: relative;
    background-color: #0b0b0b;
    /*background: url(../images/layout/dots2.png) repeat;*/
}
div.css_blok_video > div{
    position: absolute!important;
    left: 0;
    top: 0;
    width: 100%;
}
.blokVideo {
    position: relative;
    top: 50%!important;
    transform: translateY(-50%)!important;
}
.format43 {
    max-height: 75vw;
}
.format169 {
    max-height: 54vw;
}
@media only screen and (max-width: 800px){
    .css_blok_video {
        min-height: 200px!important;
    }
    .th_Achtergrond_banner_video_400.css_blok_video {
        height: 200px !important;
    }
}