body {
  font-family: sans-serif;
  margin: 0;
  padding: 1rem;
  background: #1e1e1e;
  color: white;
}

#board {
  position: relative;
  width: 100%;
  height: 80vh;
  border: 2px dashed #444;
  margin-bottom: 1rem;
}

.note {
  padding: 8px;
  background: #333;
  border: 2px solid #999;
  border-radius: 8px;
  width: 140px;
  color: white;
  position: absolute;
}

.note .username {
  font-weight: bold;
  margin-bottom: 4px;
}

.note .userLink {
  display: block;
  color: #4da6ff;
  margin-bottom: 4px;
  text-decoration: underline;
}

button, input {
  margin-right: 10px;
}