body {
  display: block;
  background-color: #EEE;
  font-family: 'Times', serif;
  font-size: 16px;
}

h1 {
  display: block;
  font-family: serif;
  font-size: 25px;
  margin: 8px 0px 8px 4px;
}

p.wizytowka {
  background-color: #CCC;
  border-style: solid;
  border-width: 1px;
  border-color: #000;
  width: 400px;
  height: 80px;
  padding: 2px 5px;
  margin: 2px;
}

p.produkt {
  background-color: #CCC;
  border-style: solid;
  border-width: 1px;
  border-color: #000;
  width: 600px;
  padding: 2px 5px;
  margin: 5px 2px;
}

p.data {
  margin: 0;
}

p.autor {
  margin: 3px 0;
  font-style: italic;
}

div {
  display: block;
}

div.przyklad {
  background-color: #DEF;
  border-style: solid;
  border-width: 1px;
  border-color: #000;
  padding: 2px 5px;
  margin: 5px;
  
}