.wp-block-gutenberg-original-block-border-box-green {
  margin-top: 2rem!important;
  border-radius: 0.5rem;
  padding: 1rem;
  line-height: 1.6;
  font-family: "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
  position: relative;
  font-size: 1rem;
  background: #fff;
  border:3px solid #4aac71;
  color: inherit;
}