a:link, a:visited, a:active, a:hover { font-weight: bold; text-decoration: none;}
a:link { color: blue; }
a:visited { color: purple; }
a:active { color: red; }
a:hover { color: yellow }
h1{ text-align: center; color: green; font-weight: bold; }
h2{ text-align: left; color: black; font-weight: bold; }
.foot{ font-weight: bold; font-size: x-small; text-align: center;}
h4{ font-size: small; text-align: right;}
body{ 
    background-color: white;
    margin:20px 40px;
    line-height: 130%;
}