title: How browser auto resize website to mobile browse?
body: <p>I created a website without using mobile theme.
  If i open my website in my smart phone browser, it resizing my theme.
  I mean, It automatically reduce the size to my mobile browser.
  For example...I already mention my text box size in my CSS code. The mobile screen pixel size is differ from desktop machine screen pixel size.</p>
  
  <p>My Question is, how it reduce the screen resolution to mobile view?
  please clear my doubt.</p>
  
  <p>Thanks in advance.</p>