title: How to make the flow lines in mermaid flowchart to exact 90 degrees?
body: <p>I'm using Mermaid to create a simple flow diagram as shown below. I'd like to make the connecting lines to exact 90 degree but couldn't able to find documentation anywhere .</p>
  <p>Is it possible to make it exact 90 degrees ?</p>
  <pre><code>flowchart TD 
      B[&quot;fa:fa-twitter for peace&quot;] 
      B--&gt;C[fa:fa-ban forbidden] 
      B--&gt;D(fa:fa-spinner); 
      B--&gt;E(A fa:fa-camera-retro perhaps?); 
  </code></pre>
  <p><strong>Actual Flow :</strong></p>
  <p><a href="https://i.stack.imgur.com/SJX0b.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/SJX0b.png" alt="Actual" /></a></p>
  <p><strong>Expected Flow :</strong></p>
  <p><a href="https://i.stack.imgur.com/knV4V.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/knV4V.png" alt="expected" /></a></p>