How can I convert Excel XML to HTML using xslt?

I have xls-file in format Excel XML (http://www.microsoft.com/en-us/download/confirmation.aspx?id=101).

How can I convert to HTML using xslt or how to generate xslt-file to Excel?

XSLT

<?xml version="1.0"?>

<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
                xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" 
                version="1.0">
<xsl:output method="html"/>
<xsl:template match="/">
<xsl:element name="style">
    <xsl:for-each select="ss:Workbook/ss:Styles/ss:Style">
    #<xsl:value-of select="@ss:ID"/>
    {
        <xsl:if test="ss:Alignment/@ss:Horizontal">
            text-align: <xsl:value-of select="ss:Alignment/@ss:Horizontal"/>;
        </xsl:if>
        <xsl:if test="ss:Alignment/@ss:Vertical">
            vertical-align: <xsl:value-of select="ss:Alignment/@ss:Vertical"/>;
        </xsl:if>
        <xsl:if test="ss:Alignment/@ss:Vertical">
            vertical-align: <xsl:value-of select="ss:Alignment/@ss:Vertical"/>;
        </xsl:if>
        <xsl:if test="ss:Font/@ss:Bold=1">
            font-weight: bold;
        </xsl:if>
        <xsl:if test="ss:Font/@ss:Color">
            color:<xsl:value-of select="ss:Font/@ss:Color"/>;
        </xsl:if>
        
        <xsl:if test="ss:Font/@ss:StrikeThrough=1">
            text-decoration:line-through
        </xsl:if>
        <xsl:if test="ss:Font/@ss:Underline='Single'">
            text-decoration:underline
        </xsl:if>
        <xsl:if test="ss:Interior/@ss:Color">
            background-color:<xsl:value-of select="ss:Interior/@ss:Color"/>;
        </xsl:if>
        <xsl:for-each select="ss:Borders/ss:Border">
            <xsl:if test="@ss:Color">
                border-<xsl:value-of select="@ss:Position"/>-color:<xsl:value-of select="@ss:Color"/>;
            </xsl:if>
            <xsl:if test="@ss:Weight">
                border-<xsl:value-of select="@ss:Position"/>-width:<xsl:value-of select="@ss:Weight"/>px;
            </xsl:if>
            <xsl:if test="@ss:LineStyle">
                border-<xsl:value-of select="@ss:Position"/>-style:<xsl:value-of select="@ss:LineStyle"/>;
            </xsl:if>
        </xsl:for-each>
    }
    </xsl:for-each>
</xsl:element>
    <xsl:element name="table">
        <xsl:for-each select="ss:Workbook/ss:Worksheet/ss:Table/ss:Row">
            <xsl:element name="tr">
                    
                <xsl:for-each select="ss:Cell">
                    <xsl:element name="td">
                        <xsl:attribute name="id">
                            <xsl:value-of select="@ss:StyleID"/>
                        </xsl:attribute>
                        <xsl:if test="@ss:MergeAcross">
                            <xsl:attribute name="colspan">
                                <xsl:value-of select="@ss:MergeAcross+1"/>
                            </xsl:attribute>
                        </xsl:if>
                        <xsl:value-of select="ss:Data"/>
                    </xsl:element>
                </xsl:for-each>
            </xsl:element>
        </xsl:for-each>
    </xsl:element>
</xsl:template>
</xsl:stylesheet>