* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #007bff 0%, #667eea 100%);
  min-height: 100vh;
  padding: 20px;
}

form {
  max-width: 500px;
  margin: 50px auto;
  background-color: #ffffff;
  padding: 35px;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

label {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: 600;
  color: #333;
}

input {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  border: 2px solid #ddd;
  border-radius: 5px;
  margin-bottom: 5px;
  transition: border 0.3s;
}

input:focus {
  outline: none;
  border-color: #667eea;
}

span {
  display: none;
  color: #e74c3c;
  font-size: 13px;
  margin-bottom: 15px;
}

button {
  width: 100%;
  cursor: pointer;
  background-color: #667eea;
  color: white;
  border-radius: 6px;
  border: none;
  padding: 14px;
  font-size: 17px;
  font-weight: bold;
  margin-top: 10px;
  transition: all 0.3s ease;
}

button:hover {
  background-color: #5568d3;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* This is for the mobiel friendly, */
@media (max-width: 768px) {
  form {
    padding: 25px;
    margin: 30px auto;
  }
  
  label {
    font-size: 15px;
  }
  
  input {
    padding: 10px;
  }
}

@media (max-width: 480px) {
  form {
    padding: 20px;
  }
  
  button {
    padding: 12px;
    font-size: 16px;
  }
}