body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  margin: 0;
  padding: 20px;
  background-color: aliceblue;
}

h2 {
  text-align: center;
  margin-bottom: 20px;
  color: #333;
}

form {
  max-width: 400px;
  margin: 0 auto;
  background-color: #2c2c2c;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

label {
  display: block;
  margin-bottom: 10px;
  color: #fff;
  font-weight: bold;
}

input[type="text"],
input[type="password"],
input[type="number"],
select,
input[type="tel"] {
  width: 80%;
  padding: 10px;
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 5px;
  background-color: #3a3a3a;
  color: #fff;
  transition: border-color 0.3s, transform 0.2s;
  }

  input[type="text"]:focus,
  input[type="password"]:focus,
  input[type="number"]:focus,
  input[type="tel"]:focus,
  select:focus {
    border-color: #ff572f;
    outline: none;
    animation: shake 0.5s infinite alternate;
  }


@keyframes shake {
    0% { transform: translateY(0); }
    25% { transform: translateY(-5px); }
    50% { transform: translateY(5px); }
    75% { transform: translateY(-5px); }
    100% { transform: translateY(0); }
}

input[type="submit"] {
  background-color: #ff572f;
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s, transform 0.2s;
}

input[type="submit"]:hover {
  background-color: #e64a19;
  transform: translateY(-2px);
}

input[type="submit"]:active {
  transform: translateY(0);
}

select {
  width: 80%;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  background-color: #3a3a3a;
  color: #fff;
  font-size: 14px;
  transition: border-color 0.3s;
}

select:focus {
  border-color: #ff572f;
  outline: none;
  animation: shake 0.5s infinite alternate;
}