* {
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 70h;
  /* background: linear-gradient(to right, #1f4037, #99f2c8); */
  background: rgb(255, 255, 255);
  margin: 0;
}

#login-form {
  background: white;
  padding: 30px;
  border-radius: 12px;
  /* box-shadow: 0 10px 25px rgba(0,0,0,0.1); */
  box-shadow: rgba(17, 17, 26, 0.1) 0px 4px 16px, rgba(17, 17, 26, 0.1) 0px 8px 24px, rgba(17, 17, 26, 0.1) 0px 16px 56px;
  text-align: center;
  width: 90%;
  max-width: 400px;
}

input[type="text"], input[type="password"] {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border: 1px solid #ccc;
  border-radius: 8px;
}

button {
  padding: 12px 20px;
  border: none;
  border-radius: 8px;
  background-color: #28a745;
  color: white;
  font-size: 16px;
  cursor: pointer;
}

button:hover {
  background-color: #218838;
}

#door-btn {
  margin-top: 20px;
}

#error {
  color: red;
  margin-top: 10px;
}