<div class="embed-responsive embed-responsive-16by9"><iframe width="640" height="360" style="max-width: 100%;max-height: 100%; border:none;" src="https://dsutube.dsu.ac.kr/vEmbed/74?channelName=DSUMain" frameborder="0" allowfullscreen="allowfullscreen" allow="autoplay" scrolling="no">iFrame is not supported!</iframe></div>