This is based on an old public domain frame that was used for displaying lyrics. The frame is really stylish and ornate, useful for a future retro look. I am liking it's detail.
華麗的舊框架
border、borders and frames、Borders and Frames、Collection 1、For Use、frame、Frames、myframes、old、ormament、ornate、retro
邊界、邊框和框架、邊框和框架、收集1、用來、幀、框架、myframes、舊、裝飾、華麗的、復古
資料來源：openclipart ( https://openclipart.org/ )