#calaStrona {
  width: 1000px;
  margin-left: auto;
  margin-right: auto;
  border: 5px double black;
  background-color: #fff;
}

#logo {
  width: 300px;
  margin-left: auto;
  margin-right: auto;
}

#logo img {
  width: 290px;
}
#baner  {
  width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

#baner img {
  width: 600px;
  border-radius: 10px;
}