message: chore(): scope css to framework pages
diff: .page-angular {
  --page-width: 900px;
  }
  -
  -command-line {
  +.page-react command-line,
  +.page-angular command-line {
  max-width: 720px;
  margin: 50px auto;
  }
  -strong {
  +.page-react strong,
  +.page-angular strong {
  color: #44b4ff;
  }
  -.pull-left h3 {
  +.page-react .pull-left h3,
  +.page-angular .pull-left h3 {
  font-size: 4rem;
  padding-top: 0;
  }
  -
  -.flex {
  +.page-react .flex,
  +.page-angular .flex {
  display: flex;
  flex-direction: column-reverse;
  padding: 50px 0px;
  }
  -.main-flex h1 {
  +.page-react .main-flex h1,
  +.page-angular .main-flex h1 {
  margin-botton: 0px;
  }
  -.main-flex ul {
  +.page-react .main-flex ul,
  +.page-angular .main-flex ul {
  padding-left: 0;
  list-style: none;
  line-height: 1;
  }
  -.main-flex .pull-right img {
  +.page-react .main-flex .pull-right img,
  +.page-angular .main-flex .pull-right img {
  width: 150px;
  }
  -.pull-right img {
  +.page-react .pull-right img,
  +.page-angular .pull-right img {
  display: block;
  max-width: 250px;
  width: 100%;
  margin: auto;
  }
  -
  @media (min-width: 1058px) {
  - .flex {
  + .page-react .flex,
  + .page-angular .flex {
  flex-direction: row;
  align-items: center;
  padding: 75px 0;
  }
  - .flex.reverse {
  + .page-react .flex.reverse,
  + .page-angular .flex.reverse {
  flex-direction: row-reverse;
  }
  - .pull-left {
  + .page-react .pull-left,
  + .page-angular .pull-left {
  width: 450px;
  }
  - .pull-right {
  + .page-react .pull-right,
  + .page-angular .pull-right {
  flex: 1;
  text-align: center;
  }
  - .pull-right img {
  + .page-react .pull-right img,
  + .page-angular .pull-right img {
  display: initial;
  max-width: 250px;
  }
  - .main-flex .pull-right img {
  + .page-react .main-flex .pull-right img,
  + .page-angular .main-flex .pull-right img {
  max-width: 375px;
  width: 100%;
  }
  - h2 {
  + .page-react h2,
  + .page-angular h2 {
  margin-top: 0;
  padding-top: 0;
  }
  }
  -
  -.cli {
  +.page-react .cli,
  +.page-angular .cli {
  width: 150px !important;
  }
  