html,
body {
  font-family: Helvetica;
  margin: 0;
  padding: 0;
}

.component-responsive-image-size {
  opacity: 0;
  transition: opacity .5s ease-out;

  &.background {
    height: 400px;
    width: 400px;

    div {
      height: 100%;
      width: 100%;
    }
  }

  &.loaded {
    opacity: 1;
  }
}