#articleInfo15 .imgBox{display:flex;flex-wrap: wrap;justify-content: space-between;}
#articleInfo15 .video-container{position:relative;padding-bottom: 29.25%;padding-top:30px;height:0;overflow:hidden;width: 49%;margin: 15px 0;}
#articleInfo15 .video-container iframe,.video-container object,.video-container embed{position:absolute;top:0;left:0;width:100%;height:100%}

@media screen and (max-width: 650px) {
    #articleInfo15 .video-container{width: 100%;padding-bottom: 59.25%;}
}