body {
  display: flex;
  justify-content: center;
}

p {
  margin-block-start: 0;
}

input, button {
  margin-top: 15px;
}

span {
  display: inline;
}

.upload div {
  height: 30px;
}

.error {
  color: red;
  font-weight: 600;
}

.hidden, .hidden2 {
  visibility: hidden;
}