Common layout error: test horizontal scrolling

This error is tiny and inconspicuous, but still, this is a mistake. She is present on a monstrous number of sites, including on Habrahabr.

The problem occurs with the background images of elements that stretch the entire width of the browser window. For example, the basement Habrahabra. If you reduce the browser window until you scroll horizontally and turn it to the right, the background can simply chop off.

On Habrahabr, this problem is not obvious (the background is always under the text), so here’s a more vivid example from a random site:

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The easiest way to fix CSS errors

html {min-width: 960px;} 

I just want to remind the developers about this minor bug, because it is really very common, even on web studio sites (I’m looking at Google’s issue on the site development ’question and find an error on three sites out of five).