* {
  box-sizing: border-box;
}

body {
  font-family: sans-serif;
  margin: 0;
  background-color: #f1f5f9;
}

.kontainer {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 16px;
  background-color: #ffffff;
}

.foto {
  max-width: 100%;
  height: auto;
}