body {
  background-color: #000;
  font-family: monospace;
  color: #ccc;
  max-width: 500px;
  margin: 35px;
}

a,h1,h2,h3,h4,h5,h6 {
  color: #fff;
  text-decoration: none;
}

a:hover {
  color: #aaa;
}

input, button {
  font: inherit;
  color: inherit;
  background: #000;
  border: 1px solid #333;
  padding: 6px 8px;
}

button {
  cursor: pointer;
}

.row {
  margin: 12px 0;
}

.item { margin: 12px 0; }

.codeRow {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.code {
  color: #fff;
  font-size: 24px;
  letter-spacing: .15em;
  cursor: pointer;
  user-select: none;
}

.delBtn {
  visibility: hidden;
  height: 0;
  padding: 0;
  border: 0;
  line-height: 0;
}

.delBtn:hover { color: #fff; }
.delOn .delBtn { visibility:visible; }