.block-editor-block-list__block h3 {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.33;
  letter-spacing: 0.1em;
  margin: 45px 0 20px;
  padding: 0 0 0 27px;
  position: relative;
}
.block-editor-block-list__block h3::before {
  content: "";
  width: 20px;
  height: 3px;
  display: block;
  background: #d95e29;
  position: absolute;
  top: 0.6em;
  left: 0;
}