feat(媒体支持): 完善媒体播放与资源释放

assets/webui/ofdgo.css

@@ -2392,6 +2392,20 @@ button.outline-link:hover {
 	position: absolute;
 }
 
+.page-media {
+	position: absolute;
+	z-index: 1;
+	object-fit: contain;
+}
+
+audio.page-media {
+	height: 32px;
+}
+
+.editing .page-media {
+	display: none;
+}
+
 .page-link:hover,
 .page-link:focus-visible {
 	background: rgba(15, 123, 104, 0.08);