classic-ui-dev/assets/styles/components/_notification.scss

.notification {
  &.main-notification {
    padding: 0;
    border: solid 1px #393939;
    overflow: hidden;

    .modal & {
      overflow: initial;
    }

    &:not(:last-child) {
      margin-bottom: 2rem;
    }

    @include until(375px) {
      font-size: 0.85rem;
    }

    .media {
      align-items: center;

      .media-left {
        position: relative;
        align-self: stretch;
        display: inline-flex;
        align-items: center;

        + .media-content {
          padding: 0.5rem 2rem 0.5rem 0.5rem;
        }

        &:after {
          content: '';
          position: absolute;
          transform: skewX(20deg);
          background-color: #1d1d1d;
          border-right: 1px solid #393939;
          top: -1px;
          bottom: -1px;
          border-top-right-radius: 2px;
          left: -50%;
          right: -0.2rem;
        }

        > .icon {
          position: relative;
          z-index: 1;
        }

        @media print {
          display: none;
        }
      }

      &-content {
        text-align: center;
        padding: 0.5rem 2rem 0.5rem 1rem;

        span {
          @media print {
            font-weight: bold;
          }
        }
      }
    }

    .delete {
      top: 50%;
      margin-top: -10px;

      &::before,
      &::after {
        background-color: #393939;
      }
    }

    &.is-primary {
      background-color: #000403;
      color: #eee;
      border-color: $primary;
      max-width: 500px;
      margin: 0 auto;

      .media {
        .media-left {
          &:after {
            background-color: #1a1203;
            border-right: 1px solid $primary;
          }
        }
        .media-content {
          strong {
            color: $primary;
          }
        }
      }
    }

    &.is-warning {
      background-color: #000403;
      color: #eee;
      border-color: $warning;

      .media {
        .media-left {
          &:after {
            background-color: #1a1203;
            border-right: 1px solid $warning;
          }
        }
        .media-content {
          strong {
            color: $warning;
          }
        }
      }
    }

    @media print {
      border-color: #000 !important;
      color: #000 !important;

      .media-content {
        span {
          color: #000 !important;
        }
      }
    }
  }
}

.notices {
  .notification {
    width: 290px;
    pointer-events: auto;
    padding: 1.071rem 3.214rem 1.071rem 1.071em;
    font-size: 0.929rem;

    a:not(.button):not(.dropdown-item) {
      color: $primary;
      display: block;
      margin-top: 0.15rem;
      text-decoration: none;
      font-size: 0.857rem;

      &:hover {
        text-decoration: underline;
      }
    }

    .media {
      align-items: center;

      &-content {
        b {
          white-space: nowrap;
        }
      }
    }

    .delete {
      right: 1rem;
      top: calc(50% - 10px);
    }
  }
}