::selection {
    background: #101A32; /*фон*/
    color: #fff; /*текст*/
}

.video_block_1 {
    object-fit: cover;
    width:100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}
.video_radius .video_block_1 {
    border-radius: 2px;
}