BODY {background: black; color: white; Font-size: medium; text-align: justify; margin-left: 10%; margin-right: 10%;}
H1 {Font-size: xx-large; background: black; color: red; align: center;}
H2 {Font-size: large; background: black; color: blue; margin-left: -6%; align: left;}
H3 {Font-Size: medium; background: black; color: yellow; margin-left: 20%; margin-right: 20%; text-align: justify;}
H4 {Font-size: small; background: black; color: yellow; margin-left: 30%; margin-right: 30%; text-align:center; }
H5 {Font-size: small; background: black; color: yellow; margin-left: 30%; margin-right: 30%; text-align:justify; }
H6 {Font-size: xx-small; text-align: justify;}
A:active  {color : red; background: black; }
A:visited {color : purple; background: black; }
A:link {color : lime; background: black;}
A:hover {color : red; background: black;}