.strona {
font-family:verdana;
width:740px;
height:470px;
overflow-y:none;
padding:0px;
margin-left:auto;
margin-right:auto;
}

.strona_ksiega {
width:310px;
margin-left:auto;
margin-right:auto;
text-align:left; 
background-color:pink;
}


.menu_gora {
font-family:verdana;
width:665px;
height:50px;
margin-left: auto;
margin-right: auto;
}

.menu_dol {
font-family:verdana;
width:669px;
height:33px;
margin-left:auto;
margin-right:auto;
}

.menu2_gora {
font-family:verdana;
width:666px;
height:50px;
margin-left: auto;
margin-right: auto;
}

.menu2_dol {
font-family:verdana;
width:669px;
height:33px;
margin-left:auto;
margin-right:auto;
}