discourse-gated-topics-in-category/common/common.scss

.custom-gated-topic-container {
  background: var(--tertiary-low);
  border-top: 5px solid var(--tertiary);
  position: fixed;
  width: 100%;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  min-height: 50%;
}

.custom-gated-topic-content {
  text-align: center;
  margin: 10vh auto 0;
  padding: 1rem;

  &--header {
    font-size: var(--font-up-5);
    margin-bottom: 1rem;
    font-weight: 700;
  }

  &--text {
    font-size: var(--font-up-2);
  }

  &--cta {
    margin-top: 2rem;

    &__signup {
      margin-bottom: 1rem;
    }

    &__login {
      #cta-login-link {
        background: transparent;
        color: var(--primary-high);
      }
    }
  }
}

.topic-in-gated-category {
  overflow-y: hidden;
  height: 100%;

  .topic-navigation {
    visibility: hidden;
  }

  .post-stream {
    max-height: 150vh;
    overflow: hidden;
  }

  .container.posts {
    position: relative;
    &:before {
      // ensure to cover most of the content when zoomed out
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      width: 100%;
      height: 100%;
      z-index: 50;
      background: rgb(255, 255, 255);
      background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0) 10%,
        rgba(255, 255, 255, 0.6) 60%,
        rgba(255, 255, 255, 1) 100%
      );
    }
  }
}