@wordpress/block-library/build-style/code/style.css

Block library for the WordPress editor.

.wp-block-code {
  box-sizing: border-box;
}
.wp-block-code code {
  display: block;
  font-family: inherit;
  overflow-wrap: break-word;
  white-space: pre-wrap;
  /*!rtl:begin:ignore*/
  direction: ltr;
  text-align: initial;
  /*!rtl:end:ignore*/
}