@media only screen and (max-width: 899px) {
  #header {
    display: none; }

  #footer .footerMain {
    padding: 50px; }
    #footer .footerMain .logo, #footer .footerMain #mainMenuFooter, #footer .footerMain #aboutMenu {
      display: block;
      margin: 15px 15px 40px 15px; }
    #footer .footerMain .logo {
      text-align: center; } }
@media only screen and (min-width: 900px) {
  #header {
    display: block; }

  #footer .footerMain {
    padding: 50px 100px;
    display: flex;
    justify-content: space-between; } }