display: inline-block extra margin
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Why is there an unexplainable gap between these inline-block div elements?
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Vertically align horizontal inline-block elements
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How to exceed left margin with longtable
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CSS: unexpected vertical position of "inline-block" elements
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How do I remove the space between inline/inline-block elements?
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why do modern browsers still put spaces between inline block if there is whitespace
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Get rid of space underneath inline-block image
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IE8 and Below inline-block CSS
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Spurious space above align environment at top of page/minipage
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How to leave more room between two lines
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CSS Margin Collapsing
92415
How do I remove the top margin in a web page?
31080
modifying margins for one slide
6236
Table column width "fill to margin"
31525
Listing numbers go outside margin
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With CSS, use "..." for overflowed block of multi-lines
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unwanted vertical spacing