amazon-clone-react/src/App.css

* {
  margin: 0;
}
.Toastify__toast--info {
  background-color: rgb(234, 237, 237) !important;
  font-size: 14px;
  color: #131921;
}

.Toastify__progress-bar {
  background-color: #131921 !important;
}

.Toastify__toast-container--top-right {
  top: 4em !important;
}

.App {
  height: 100vh !important;
  display: flex;
  flex-direction: column;
}