WordPress/wp-includes/blocks/site-title/style.css

.wp-block-site-title{
  box-sizing:border-box;
}
.wp-block-site-title :where(a){
  color:inherit;
  font-family:inherit;
  font-size:inherit;
  font-style:inherit;
  font-weight:inherit;
  letter-spacing:inherit;
  line-height:inherit;
  text-decoration:inherit;
}