<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<style type="text/css" >
<![CDATA[
rect {
    stroke-width:  15;
    vector-effect: non-scaling-stroke;
}
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<linearGradient id="grad1" x1="0%" y1="0%" x2="100%" y2="100%">
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    <stop offset="1" stop-color="yellow"/>
</linearGradient>
<linearGradient id="grad2" x1="100" y1="150" x2="200" y2="200" gradientUnits="userSpaceOnUse">
    <stop offset="0" stop-color="blue"/>
    <stop offset="1" stop-color="yellow"/>
</linearGradient>
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	<rect x="10" y="10" width="10" height="10" fill="yellow"/>
</pattern>
<rect id="rect" width="400" height="50" fill="none"/>
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<g transform="translate(20,20)">
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</g>

<rect width="400" height="50" fill="none" stroke="url(#grad2)" transform="translate(20,100) scale(0.25,1)"/>
      
<use xlink:href="#rect" transform="translate(20, 180) scale(0.25,1)" stroke="url(#pattern)"/>

<use xlink:href="#rect" x="40" y="80" transform="translate(10, 180) scale(0.25,1)" stroke="green"/>

<use xlink:href="#rect" transform="translate(160, 20) scale(0.25,1) skewX(45)" stroke="green"/>

<use xlink:href="#rect" transform="translate(160, 100) scale(0.25,1) skewY(20)" stroke="green"/>

</svg>