.navbar-nav,
#cartButtons {
  float: none;
  margin: 0 auto;
  display: block;
  text-align: center;
}

.navbar-nav > li {
  display: inline-block;
  float: none;
}

nav.navbar.navbar-expand-sm.navbar-dark.bg-dark {
  float: none;
  margin: 0 auto;
  display: block;
  text-align: center;
}

#cartButtons {
  padding: 0.5%;
}