html풀스크린 무한반복자동재생 코드

 <style>

        .embed-container {

         position: relative; 

        padding-bottom: 56.25%; 

        height: 0; 

        overflow: hidden; 

        max-width: 100%; } 

        .embed-container iframe, .embed-container object, .embed-container embed { 

        position: absolute; 

        top: 0; 

        left: 0; 

        width: 100%; 

        height: 100%; }

        </style>

        <div class='embed-container'>

        

        

            <iframe width="560" height="315" src="https://www.youtube.com/embed/mxm5-mkj-90?start=15&autoplay=1&mute=1&playlist=mxm5-mkj-90&loop=1" 

            title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>