blog/src/styles/_code.css

code,
kbd,
pre,
samp {
  font-family: var(--font-family-monospace);

  /* unifying font sizes and x-height between body & monospace, considering their inherited size */
  font-size: calc(1em * 0.9);
}

code,
kbd {
  padding: 0.1rem 0.3rem;
}

code,
samp {
  white-space: normal;
  background-color: var(--box-background-color);
  border-radius: var(--border-radius);
}

kbd {
  color: var(--kbd-color);
  background-color: var(--box-background-color);
  border-radius: var(--border-radius);
  border: 1px solid var(--box-background-color);
  box-shadow: inset 0 1px 0 rgba(255 255 255 / 40%);
  padding: 0.15rem 0.4rem;
}

/* unifying font sizes and x-height between headings & monospace, considering their inherited size */
h2 code,
h2 kbd,
h3 code,
h3 kbd,
h4 code,
h4 kbd,
h5 code,
h5 kbd {
  font-size: calc(1em * 0.7);
}

pre {
  position: relative;
  display: block;
  padding: 0;
  margin-bottom: var(--spacer);
  line-height: var(--line-height);
  color: var(--code-color);
  background-color: var(--box-background-color);
  border-radius: var(--border-radius);

  /* make 'em scrollable */
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  max-height: 800px;
}

pre code {
  padding: calc(var(--spacer) / 2);
  white-space: pre;
  display: block;
  color: inherit;
  overflow-wrap: normal;
  word-wrap: normal;
  word-break: normal;
  background: none;
}

pre::-webkit-scrollbar {
  width: 0.35rem;
  height: 0.35rem;
}

pre::-webkit-scrollbar-thumb {
  background: var(--text-color-light);
  border-radius: var(--border-radius);
}

pre::-webkit-scrollbar-track {
  background: var(--border-color);
  border-bottom-left-radius: var(--border-radius);
  border-bottom-right-radius: var(--border-radius);
}

.expressive-code {
  margin: var(--spacer) 0;
}

div.expressive-code .frame .copy {
  top: 0.1rem;
  right: 0.3rem;
}

div.expressive-code .frame .copy button {
  width: 1.7rem;
  height: 1.7rem;
  border: none;
  border-radius: var(--border-radius);
  opacity: 0.6 !important;
  background: none;
}

/* hide the border */
div.expressive-code .frame .copy button::before {
  display: none;
}

div.expressive-code .frame.has-title:not(.is-terminal) .header .title {
  border: 0;
  border-top-right-radius: 0;
  border-bottom-right-radius: var(--border-radius);
  padding: 0.3rem 1rem;
}