Some experts say it’s easier and healthier to read text against a dark background as it reduces eye strain, while other studies arrive at the opposite conclusion. There’s also a debate about ...
Download zotero-pdf-backgroundv2.1.0.xpi Open Zotero->tools->plugins->click setting icon on right top->Install Addon from file... Select zotero-pdf-backgroundv2.1.0.xpi file Restart Zotero ...
Then click OK. The picture becomes transparent. There is another method that you can use to make your picture transparent. Click the picture. Yes, the PNG format supports transparency. In ...
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