body {
  background-image: url("lego3.png");
  /*background-repeat:no-repeat;*/
  /* background-position: center;*/
  /* background-attachment: fixed;*/
}

#calaStrona {
  width: 1000px;
  margin-left: auto;
  margin-right: auto;
  border: 5px double black;
 /* background-color: white; */
}
#logo{
  width: 400px;
  margin-left: auto;
  margin-right: auto;
}
#baner {
  width: 700px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

#nawigacja{
  width: 650px;
  margin-left: auto;
  margin-right: auto;
  border-top: 2px solid black;
  border-bottom: 1px solid black;
  text-align: center;
  
  padding: 10px;
}
li {
  display: inline;
}
a {
  color: white;
  margin-right: 15px;
  text-decoration: none;
  text-transform: uppercase;
}
a:hover{
  color: #cc3333;
}