body {font-family: sans-serif; font-size: large}

a:link { text-decoration: none; color: white }
a:visited { text-decoration: none; color: white }
a:hover { text-decoration: none; color: white; background: rgb(64,64,64)}
a.active { text-decoration: none; color: white; background: rgb(64,64,64)}

.menu1 { background: rgb(0,0,0); color: white; text-decoration: none; width: 200px}
.menu2 { background: rgb(0,64,0); color: white; text-decoration: none; width: 200px}
.menu3 { background: rgb(64,0,0); color: white; text-decoration: none; width: 200px}
.menu4 { background: rgb(64,64,0); color: white; text-decoration: none; width: 200px}

#content { background: greenyellow; border: thin solid green; color: black; margin: 20px}