#subtitles-container {
    /* Positioning and sizing */
    box-sizing: border-box;
    position: absolute;
    bottom: 10px;
    left: 10px;
    right: 10px;
    z-index: 1;
    padding: 20px 100px;

    /* Align subtitles to bottom and center */
    display: flex;
    justify-content: center;
    align-content: flex-end;

    /* Pass all mouse events through to presentation below */
    pointer-events: none;

    /* Typography and colors */
    font-family: Arial, Helvetica, sans-serif;
    font-size: 28px;
    line-height: 42px;
    color: white;
    text-align: center;
    background-color: rgba(0, 0, 0, .7);
}

#subtitles-container.hidden {
    display: none;
}

#subtitles-container #subtitles-inner-container {
    position: relative;
    display: block;
    width: 100%;
    height: 75px;
    overflow: hidden;
}

#subtitles-container #subtitles-inner-container #subtitles {
    position: absolute;
    bottom: 0;
    width: 100%;
}

#subtitles-container #subtitles #interim_text {
    opacity: .6;
}

/* add class for .subtitles-dl-button */

.subtitles-dl-btn {
    padding: 5px 10px;
    background-color: rgba(0, 0, 0, .7);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    /* set font size as default */
    font-size: 20px;
}