var sunScene = new ScrollMagic.Scene({
        triggerElement: 'body',
        triggerHook: 0.5,
        offset: 1000,
        duration: '1000px'
      })
      .setClassToggle(".wordpress", "visible")
      .addTo(controller);

var sunScene = new ScrollMagic.Scene({
        triggerElement: 'body',
        triggerHook: 0.5,
        offset: 1000,
        duration: '1000px'
      })
      .setClassToggle(".wordpress", "visible")
      .setClassToggle(".wordpress-txt", "visible")
      .addTo(controller);

var wordpressE = $('.wordpress', '.wordpress-txt')
      var sunScene = new ScrollMagic.Scene({
        triggerElement: 'body',
        triggerHook: 0.5,
        offset: 1000,
        duration: '1000px'
      })
      .setClassToggle(wordpressE, "visible")
      .addTo(controller);