If keen on some minor feedback (specially for mobile), you can likely cut down on landing page text:

From:

    MWMBL

    [Search on mwmbl...]

    Welcome to mwmbl, the free, open-source and non-profit search engine.

    You can start searching by using the search bar above!

    Find more on

    [Github] [Wiki]

To:

    MWMBL

    [Search on mwmbl...]

    A free, open-source and non-profit search engine.

    [Github] [Wiki]