/* MOV 轉 MP4：沿用既有介面，只調整本頁版面。 */
#mm .status:empty { display: none; }
#mm [hidden] { display: none !important; }
.mm-media { display: block; width: auto; max-width: 100%; max-height: 420px; margin: 12px auto; }
.mm-settings { border: 0; padding: 0; margin: 0; min-width: 0; }
.mm-settings legend { padding: 0; }
.mm-warn { overflow-wrap: anywhere; }