title: Highcarts custom legend
body: <p>How can I customize the legends</p>
  
  <p>From </p>
  
  <p><a href="https://i.stack.imgur.com/XdTlb.png" rel="noreferrer"><img src="https://i.stack.imgur.com/XdTlb.png" alt="custom"></a></p>
  
  <p>To this</p>
  
  <p><a href="https://i.stack.imgur.com/7Jl1L.png" rel="noreferrer"><img src="https://i.stack.imgur.com/7Jl1L.png" alt="desired"></a></p>