body {
    background-color: #9BC070;
    width: 900px;
    margin: 0 auto;
}

div {
    float: left;
}

div.glowny {
    width: 100%;
    height: auto;
}

div.naglowek {
    width: 100%;
    height: 100px;
    background-color: red;
    position: relative;
    -moz-border-radius: 20px;
    border-radius: 5px;
    margin-top: 5px
}

div.content {
    width: 100%;
    height: 500px;
    background-color: yellow;
    position: relative;
    -moz-border-radius: 20px;
    border-radius: 5px;
    margin-top: 5px
	
}

div.foot {
    width: 100%;
    height: 35px;
    background-color: blue;
    position: relative;
    -moz-border-radius: 20px;
    border-radius: 5px;
    margin-top: 5px
}

div.menu {
    width: 200px;
    height: 490px;
    background-color: green;
    position: relative;
    -moz-border-radius: 15px;
    border-radius: 5px;
    margin-top: 5px;
    margin-left: 5px;
}
div.tresc {
    width: 685px;
    height: 450px;
	font-family: verdana, arial; color: olive; 
    background-color: #DDDDDD;
    position: relative;
    -moz-border-radius: 15px;
    border-radius: 5px;
    margin-top: 5px;
    margin-left: 5px;