body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f2f2f2;
}

.container {
  background-color: #1b1b32;
  color: #f5f6f7;
  width: 70vw;
  min-width: 300px;
  max-width: 600px;
  margin: 2em auto;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1, p {
  text-align: center;
  margin: 0.5em 0;
}

form {
  width: 100%;
}

.form-section {
  margin-bottom: 1em;
}

label {
  display: block;
  margin: 0.5rem 0;
}

input, textarea, select {
  margin: 10px 0 0 0;
  width: calc(100% - 20px);
  padding: 8px;
  box-sizing: border-box;
}

/* Add width: unset; for checkboxes and radio buttons */
.checkbox-group input,
.radio-group input {
  width: unset;
}

input[type="submit"] {
  display: block;
  width: 100%;
  margin-top: 1em;
  padding: 10px;
  font-size: 1.1rem;
  background-color: #37af65;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

input[type="submit"]:hover {
  background-color: #2e8e53;
}