#h1 {
    font-size: 24px;
    font-weight: bold;
    text-align: center;}
#top {
    width: 780px;
    margin-left: auto;
    margin-right: auto;}
#naglowek {
    background-color: #44AA00;
    padding: 10px;
    text-align: center;
    font-size: 25px;}
#menu {
    background-color: #DDFF88;
    float: left;
    width: 20%;
    text-align: left;}
#tresc {
    background-color: #AAFF77;
    text-align: left;
    width: 79%;
    font-family: Arial, Helvetica, Verdana, sans-serif;}
#stopka {
    background-color: #44AA00;
    float: bottom;
    width: 100%;}