title: WKWebView with custom font type and color
body: <p>I want to load html string with custom font family and text color at WKWebView , I tried to embed this CSS at HTML but it doesn't work :( . </p>
  
  <pre><code> [NSString stringWithFormat:@"&lt;html&gt; \n"
                                     "&lt;head&gt; \n"
                                     "&lt;style type=\"text/css\"&gt; \n"
                                     "body {font-family: \"%@\"; font-size: %d;}\n"
                                     "&lt;/style&gt; \n"
                                     "&lt;/head&gt; \n"
                                     "&lt;body&gt;%@&lt;/body&gt; \n"
                                     "&lt;/html&gt;", @"DINNextLTW23Regular", self.fontSize,@"Text"];
  </code></pre>