bulma/docs/_sass/components/notification.scss

.bd-notification {
  background-color: $background;
  border-radius: $radius;
  color: $text-light;
  font-weight: $weight-semibold;
  padding: 1.25rem 0;
  position: relative;
  text-align: center;

  .title,
  .subtitle,
  .content,
  strong {
    color: currentColor;
  }

  code,
  pre {
    background-color: rgba($scheme-invert, 0.2);
    border-radius: $radius;
    color: $scheme-main;
  }

  pre code {
    background-color: transparent;
  }

  // Colors
  @each $name, $pair in $colors {
    $color: nth($pair, 1);
    $color-invert: nth($pair, 2);
    &.is-#{$name} {
      background-color: $color;
      color: $color-invert;
    }
  }
}