html,body{margin:0;padding:0;height:100vh;overflow:hidden}body{display:flex;flex-direction:column}#screen-container,#editor-container{height:50vh}#screen-container{display:flex;justify-content:center;align-items:center;background:#000;flex-shrink:0}#editor-container{overflow:hidden}#editor,.cm-editor,.cm-scroller{height:100%!important}.cm-scroller{overflow:auto!important}iframe{border:none;width:100%;height:100%}