<?xml version="1.0" encoding="UTF-8"?><property><name>-webkit-mask-position-x</name><description><![CDATA[Defines the x-coordinate of the position of a mask.]]></description><keywords><![CDATA[css property -webkit-mask-position-x webkit mask position x]]></keywords><longDescription><![CDATA[]]></longDescription><syntaxes><syntax><![CDATA[-webkit-mask-position-x: <xpos>;]]></syntax></syntaxes><values><value><name><![CDATA[<xpos>]]></name><description><![CDATA[<p>The x-coordinate of the position of the mask.</p>]]></description></value></values><versions><version key="safari.4.0"><![CDATA[http://developer.apple.com/library/safari/documentation/AppleApplications/Reference/SafariCSSRef/Articles/StandardCSSProperties.html#//apple_ref/css/property/-webkit-mask-position-x]]></version></versions></property>