updating index.css

as Patrice suggested i came up with this color 
i want to know your views
Update index.css
Edited the structure of the ReactJs project. Transform the UI to a header/body/footer structure
updating templates
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updating the template
updating index.html
bg color change
bg color change
Update index.css
adding img.
Merge branch 'design' of https://github.com/thefuture2092/monlift into design
 merge with master branche
Added the cors filter in order to allow cross-domain access
Merge branch 'master' of https://github.com/thefuture2092/monlift
Merge branch 'TK-01011'