title: How to write a:hover in inline CSS?
body: <p>I have a case where I must write inline CSS code, and I want to apply a hover style on an anchor.</p>
  
  <p>How can I use <code>a:hover</code> in inline CSS inside the HTML style attribute?</p>
  
  <p>E.g. you can't reliably use CSS classes in HTML emails.</p>