metamask-extension/ui/pages/permissions-connect/snaps/snap-update/index.scss

.snap-update {
  box-shadow: none;

  &__content {
    &__loader-container {
      height: 100%;
    }
  }

  &__scroll-button {
    position: absolute;
    margin-left: auto;
    margin-right: auto;
    right: 0;
    left: 0;
    bottom: 90px;
  }

  .page-container__footer {
    width: 100%;
    border-top: 0;

    button {
      padding: 0.75rem;
    }
  }
}