.iframe-container {position:relative;width:100%;max-width:1200px;margin:2em auto;min-width:100%;}
iframe{border:none;height:800px;width:100%;}
.Mobile-announce{display:flex;margin:5em 0;}
.app-wrap{gap:1em;text-align:center;white-space: nowrap;padding:3em 0;}
/* レスポンシブ対応 */
@media screen and (max-width:768px) {
.iframe-container {margin:0 -2em;transform:scale(.9);}
iframe {height:600px;width:100vw;}
.Mobile-announce{display:none;}
.app-wrap{font-size:12px;}


}

/* ローディング表示 */
.iframe-container::before {content:"読み込み中...";position:absolute;top:50%;left:50%;transform:translate(-50%, -50%);display:none;}
.iframe-container.loading::before {display:block;}