* {
  margin: 0;
  padding: 0;
}

:root {
  font-family: system-ui;
}

body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  
 
}

#error-msg {
  display: none;
  position: absolute;
  top: 20px;
}
#error-msg p {
  color: red;
  font-size: 1rem;
}

h1 {
  font-size: 5rem;
  margin-right: 60px;
}

p {
  font-size: 1.5rem;
}

form {
  background-color: #fafafa;
  border: 1px solid #ccc;
  border-radius: 7px;
  padding: 0.5rem 1rem;
}
form label,
form input,
form button {
  display: block;
}
form label {
  margin-bottom: 5px;
  font-weight: 600;
}
form #output {
  cursor: not-allowed;
}
form input {
  border: 1px solid #ccc;
  border-radius: 2px;
  padding: 1px 2px;
  margin-bottom: 10px;
  outline: none;
}
form button {
  background-color: #fefefe;
  border: 1px solid #ccc;
  border-radius: 5px;
  color: #444;
  outline: none;
  margin: 0 auto;
  padding: 0.125rem 0.25rem;
}
form button:hover {
  background-color: black;
  border: 1px solid black;
  color: white;
  cursor: pointer;
}

@media screen and (max-width: 630px) {
  body {
    flex-direction: column;
  }

  h1 {
    margin: 0 0 25px 0;
  }
}

#article {
padding:10% 10% 1%;
}