title: Contact Form 7 watermark for select menu
body: <p>im searching for a way to put a watermark on select fields.</p>
  
  <p>that is not working -></p>
  
  <pre><code>[select* c_type class:ic watermark "choose type" "a" "b" "c"]
  </code></pre>
  
  <p>to put a not valid value that fail validation, i had to put <code>include_blank</code></p>
  
  <pre><code>[select* c_type class:ic include_blank "a" "b" "c"]
  </code></pre>
  
  <p>but the problem is that i have <code>---</code> as watermark, thats what i want to change..</p>