h1,h2 {color:black ;font-family:Arial,Helvetica,sans-serif}
 h3, h4, h5, h6 {color:teal ; font-family:Arial,Helvetica,sans-serif}

 a:visited {color : yellow; text-decoration: none}
 a:link {color :yellow; text-decoration: none}
 a:active {color : teal; text-decoration: none}
 a:hover {color : teal; text-transform: uppercase}