Image css for margin

Paste your link here.

10px margin above image

Then use below CSS
margin-top: 0px!important;
But this may help you if you little bit aware of CSS.(Means you know something about class or id). Otherwise share your url; I will happy to help you.

Thanks for the help guys !! Here is the link of my website!
https://cardmart.tk
I edited the site in firebug , but dont know the css thing for images
here is the screenshot — >
https://postimg.org/image/qgjkz1f1x/
i want to remove the margins and intersect the images
Thanks ??