@vuepress/plugin-copy-code/lib/client/styles/copy-code.css

Copy Code plugin for vuepress

div[class*='language-'] > .copy-code-button {
  position: absolute;
  top: 0.5em;
  right: 0.5em;
  z-index: 5;

  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border-width: 0;
  border-radius: 0.5rem;

  background: transparent;
  outline: none;

  opacity: 0;
  cursor: pointer;

  transition: opacity 0.4s;
}

@media print {
  div[class*='language-'] > .copy-code-button {
    display: none;
  }
}

div[class*='language-']:hover::before {
  display: none;
}

div[class*='language-']:hover > .copy-code-button,
div[class*='language-'] > .copy-code-button:focus,
div[class*='language-'] > .copy-code-button.copied {
  opacity: 1;
}

div[class*='language-'] > .copy-code-button:hover,
div[class*='language-'] > .copy-code-button.copied {
  background: var(--copy-code-hover);
}

div[class*='language-'] > .copy-code-button .copy-icon {
  width: 1.25rem;
  height: 1.25rem;
  padding: 0.625rem;

  background: currentcolor;
  color: var(--copy-code-color);

  font-size: 1.25rem;

  -webkit-mask-image: var(--code-copy-icon);
  mask-image: var(--code-copy-icon);
  -webkit-mask-position: 50%;
  mask-position: 50%;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: 1em;
  mask-size: 1em;
}

div[class*='language-'] > .copy-code-button.copied .copy-icon {
  -webkit-mask-image: var(--code-copied-icon);
  mask-image: var(--code-copied-icon);
}

div[class*='language-'] > .copy-code-button.copied::after {
  content: attr(data-copied);

  position: absolute;
  top: 0;
  right: calc(100% + 0.25rem);

  display: block;

  height: 1.25rem;
  padding: 0.625rem;
  border-radius: 0.5rem;

  background: var(--copy-code-hover);
  color: var(--copy-code-color);

  font-weight: 500;
  line-height: 1.25rem;
  white-space: nowrap;
}