:root {
  --accent: #e8890c;
  --bg: #f5f5f5;
}

body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: var(--bg);
}

header {
  background: var(--accent);
  color: white;
  padding: 0.5rem 1rem;
}

main {
  max-width: 600px;
  margin: 0 auto;
  padding: 1rem;
}

form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

textarea {
  height: 4rem;
  font: inherit;
}

button {
  align-self: flex-end;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 4px;
  padding: 0.4rem 1rem;
  cursor: pointer;
}

#sent-info {
  margin: 0;
  color: green;
}

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

li {
  background: white;
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  border-radius: 4px;
}