*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 1rem;
  font-family: system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  color: #111;
  background: #fff;
}

h1,
h2,
h3 {
  margin: 0 0 0.5rem;
}

input,
button {
  font: inherit;
  padding: 0.25rem 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  cursor: pointer;
  background: #fff;
}

button:hover {
  background: #f0f0f0;
}

form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

li {
  padding: 0.25rem 0;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.msg {
  margin: 0;
  font-size: 0.875rem;
  color: #c00;
}

section {
  margin-bottom: 1.5rem;
}