XML/SVG/viewBox

Set viewBox for SVG

   <source lang="xml">

<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"

"http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd"> 

<svg width="800" height="400" viewBox="0 0 800 400">

   <g> 
     <rect style="fill:red;"
       x="0" y="0" width="100" height="50"/>
   
     <line x1="0" y1="24" x2="100" y2="24"
           style="stroke:white;stroke-width:2"/>
   
     <line x1="49" y1="0" x2="49" y2="50"
           style="stroke:white;stroke-width:2"/>
   </g>

</svg>

</source>