substance/packages/image/_image.css

Substance is a JavaScript library for web-based content editing. It provides building blocks for realizing custom text editors and web-based publishing systems.

.sc-image {
  position: relative;
  max-width: 100%;
  display: block;
  margin: 0px auto;
}
.sc-image img {
  display: block;
  max-width: 100%;
  margin: 0px auto;
}