Edit in JSFiddle

<svg style="background-color:#ecf0fc;" width="600" height="240">

    <path d="M100,100 L300,100 L300,160"

          stroke="#a0b4f0" stroke-width="20" fill="none" />

    <path d="M100,100 l200,0 l0,60"

          stroke="#4169e1" stroke-width="8" fill="none" />

</svg>