anchor.diff:  
         #build.failure thead td.build-message {
           background: url(https://<%= Travis.config.assets.host -%>/images/mailer/arrow-failed.png) no-repeat right center;
  -        background-size: 20px;
  +        background-size: 25px;
         }
   
         #build.success thead td.build-message {
           background: url(https://<%= Travis.config.assets.host -%>/images/mailer/arrow-succeeded.png) no-repeat right center;
  -        background-size: 20px;
  +        background-size: 25px;
         }
   
         #build.error thead td.build-message {
  
positive.code: 
        #build.success .status-image {
          background: url(https://<%= Travis.config.assets.host -%>/images/mailer/success.png) no-repeat;
        }
  
        #build.failure .status-image {
          background: url(https://<%= Travis.config.assets.host -%>/images/mailer/failed.png) no-repeat;
        }
  
        #build.error .status-image {
          background: url(https://<%= Travis.config.assets.host -%>/images/mailer/error.png) no-repeat;
        }
  
        #build tbody td {
  
negative.code: <html>
    <head>
      <style type="text/css" media="screen">
        #body {
          font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
          font-size: 16px;
          color: #808080;
  