header {
  max-width: 981px;
  margin: 0 auto;
}
header img {
  width: 100%;
}
header nav {
  max-width: 981px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
header nav img {
  margin: 5px;
  display: block;
  max-width: 330px;
}

main {
  max-width: 981px;
  margin: 0 auto;
}
main img {
  width: 100%;
}

.contacts a {
  color: black;
}

footer {
  text-align: center;
  max-width: 981px;
  margin: 0 auto;
}
footer img {
  width: 100%;
}
footer a {
  color: black;
}