How to define cellspacing in CSS

I want to create a table, where cellspacing is set to 0. Currently I have the following HTML which works correctly. But I want to put the ce开发者_开发知识库llspacing to the CSS, but can't find the correct style for it.

<table class="overviewGrid" id="OrderTable" cellspacing="0px">
</table>

Can anybody help me? Thx in advance

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The CSS equivalent of <table>'s cellspacing attribute is border-spacing. However, Māris Kiseļovs' answer (border-collapse) is the one you should use to remove the cell spacing.

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table {
  border-collapse: collapse;
}

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table {border-spacing: 8px 2px;}
td    {padding: 6px;}