body {
  main {
    &.one {
      display: flex;
    }

    &.two {
      display: none;
    }

    &.three {
      display: none;
    }

    &.four {
      display: none;
    }

    &.five {
      display: none;
    }
  }

  &.agree {
    main {
      &.one {
        display: none;
      }

      &.two {
        display: flex;
      }

      &.three {
        display: none;
      }

      &.four {
        display: none;
      }
      &.five {
        display: none;
      }
    }
  }

  &.phone {
    main {
      &.one {
        display: none;
      }

      &.two {
        display: none;
      }

      &.three {
        display: flex;
      }

      &.four {
        display: none;
      }
      &.five {
        display: none;
      }
    }
  }

  &.code {
    main {
      &.one {
        display: none;
      }

      &.two {
        display: none;
      }

      &.three {
        display: none;
      }

      &.four {
        display: flex;
      }
      &.five {
        display: none;
      }
    }
  }

  &.success {
    main {
      &.one {
        display: none;
      }

      &.two {
        display: none;
      }

      &.three {
        display: none;
      }

      &.four {
        display: none;
      }
      &.five {
        display: flex;
      }
    }
  }
}