.page {
  background-color: #bbb;
  padding: 8px;
}

.wd-codeblock {
  position: relative;

  .copy {
    opacity: 0;
    z-index: 1;
    position: absolute;
    top: 0;
    right: 0;
    transition: opacity linear 0.1s;

    &:focus {
      transition: none;
      opacity: 1;
    }
  }

  &:hover .copy,
  &:focus .copy {
    opacity: 1;
  }

  & > pre {
    padding: 8px;
    overflow: scroll;
  }
}