video {
    display: block;
    margin: 0;
    padding: 0;
}


#video_progress_box {
    height: 5px;
    background-color: rgb(255 255 255 / 20%);;
    position: absolute;
    bottom: 1rem;
    margin: auto;
    box-sizing: border-box;
    cursor:pointer;
    width: 97%;
    
    /* horizontal zentrieren */
    left: 50%;
    transform: translateX(-50%);
}

#loading-bar {
    width: 100%;
    height: 5px;
    position: relative;
}

.progress {
    height: 100%;
    width: 0;
    position: absolute;
    top: 0;
    left: 0;
    background-color: #ffffff;
}


#video_controlbar_box {
    position:absolute;
    width:auto;
    height: auto;
    bottom:2rem;
    right:1rem;
    z-index: 2;
    display:none;
}

#video_controlbar_box ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

#video_controlbar_box ul li {
    padding: 0.5rem;
    background-color: rgba(255, 255, 255, 0.8);
    width: 2rem;
    height: 2rem;
    box-sizing: content-box;
    cursor:pointer; 
    margin-right: 1rem;
    float: left;
}

#video_controlbar_box ul li span {
    font-size:2rem;
    color:#000000;
}


@media only screen and (max-width: 776px) {
    #video_controlbar_box {
        bottom:1rem;
        right:0;
    }

}