* {
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
}

#form {
  margin: 15px auto;
  margin-top: 0;
  background-color: white;
  width: 80%;
  padding: 1.3em;
  border-radius: var(--borderRadius);
}

h1 {
  text-align: center;
  color: rgb(6, 26, 40);
}

label {
  display: block;
  font-weight: bold;
  margin: 1em;
}

input {
  padding: 1.3em 20px;
  width: 100%;
  border: 2px solid #bababa;
  border-radius: var(--borderRadius);
  color: rgb(6, 26, 40);
}

/* Submit button */
#submit-btn {
  width: 100%;
  margin-top: 2em;
  border: none;
  background: rgb(0, 110, 0);
  font-size: larger;
  color: white;
  padding: 1em;
  border-radius: var(--borderRadius);
  text-align: center;
  box-shadow: 12px 12px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.6s ease;
}

#submit-btn:hover {
  cursor: pointer;
  background: rgb(0, 170, 0);
  box-shadow: 12px 12px 12px rgba(0, 0, 0, 0.25);
}

.error {
  color: red;
}