I have a very strange question. Whenever i drag click and drag my mouse from bottom of my page to top. Everything single thing on the screen get selected. Including empty tag spaces. Is there any solution to select only and only the texts?

I have a very strange question. Whenever i drag click and drag my mouse from bottom of my page to top. Everything single thing on the screen get selected. Including empty tag spaces. Is there any solution to select only and only the texts?
