body{
    font-family: "Bookman", serif;
}
header, footer{
    background-color: indigo;
    color: white;
    padding: 10px;
    text-align: center;
}
.napis{
    background-color: blueviolet;
    padding: 10px;
    text-align: right;
}
nav, aside{
    background-color: lavender;
    height: 500px;
}
nav{
    width: 25%;
}
aside{
    width: 35%;
}
main{
    background-color: ghostwhite;
    text-align: center;
    height: 500px;
    width: 40%;
}
img{
    float: right;
    width: 50%;
    padding: 10px;
}
p{
    color: white;
    font-size: 150%;
    font-style: italic;
}
table, form{
    margin: 30px;
}
table, td{
    border-collapse: collapse;
    border: solid 1px indigo;
}
td, th{
    padding: 3px;
}
nav, main, aside{
    float: left;
}
footer{
    clear: both;
}