Example of inline-block with whitespace fix. Demo at http://jsfiddle.net/vegarg/G2W5M/

inline-block-whitespace-fix.css

ul {
    /* Fix for inline-block whitespace issue. Source: http://www.lifeathighroad.com/web-development/css-web-development/inline-block-whitespace-workaround/ */
    letter-spacing: -4px;
    word-spacing: -4px;
}
 
li {
    background-color: lightgray;
    display: inline-block;
    height: 75px;
    margin-right: 15px;
    /* Almost always want this as well:
    vertical-align: top; */
    width: 200px;
 
    /* Fix for inline-block whitespace issue. Source: http://www.lifeathighroad.com/web-development/css-web-development/inline-block-whitespace-workaround/ */
    letter-spacing: normal;
    word-spacing: normal;
}

inline-block-whitespace-fix.html

<ul>
    <li>Item 1</li>
    <li>Item 2</li>
    <li>Item 3</li>
</ul>