html,
body {
  margin: 0;
  
  overflow: hidden;
}

.canvas-body {

  display: flex;
  position: relative;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  /*border: 1px dashed #666;*/
  background: url('../images/tree/BGWithTree.svg') no-repeat center;
  background-size:cover;

  max-width: 100vw;
  
  margin: 0 auto;
  overflow: hidden;
}

.buttons {
  position: absolute;
  opacity: 0;
}

/* Main button  */
.button_wwp {
  bottom: 25vh;
  opacity: 1;
  cursor: pointer;
}


/* Level 2 */
.button_cc {
  bottom: 52vh;
  left: 40vw;
}

.button_di {
  bottom: 52vh;
  left: 53vw;
}

/* Level 3 left */

.buttons_lv3 {
  height: 55px;
}

/* L3 Left */
.button_psycon {
    bottom: 67vh;
    left: 24vw;
}

.button_coupsy {
    bottom: 77vh;
    left: 30vw;
}

.button_assesment {
    bottom: 86vh;
    left: 38vw;
}

/* L3 Right */
.button_pcm {
  bottom: 72vh;
  right: 30vw;
}

.button_aivr {
  bottom: 82vh;
  right: 36vw;
}

.button_snsb {
  bottom: 90vh;
  right: 43vw;
}


@media only screen and (min-width: 1201px) and (max-width: 1800px) {
  
  /* Level 2 */
  .button_cc {
    left: 35vw;
  }

  .button_di {
    left: 55vw;
  }


   /* Level 3 left */

  .buttons_lv3 {
    height: 50px;
  }

  .button_psycon {
    left: 8vw;
  }

  .button_coupsy {
    left: 16vw;
  }

  .button_assesment {
    left: 32vw;
  }

/* Level 3 right */
  .button_pcm {
    right: 8vw;
  }

  .button_aivr {
    right: 16vw;
  }

  .button_snsb {
    right: 32vw;
  }

}


@media only screen and (min-width: 751px) and (max-width: 1200px) {
  
  /* Level 2 */
  .button_cc {
    left: 26vw;

  }

  .button_di {
    left: 57vw;
  }


  /* Level 3 left */

  .buttons_lv3 {
    height: 50px;
  }

  .button_psycon {
    left: 4vw;
  }

  .button_coupsy {
    left: 8vw;
  }

  .button_assesment {
    left: 16vw;
  }

/* Level 3 right */
  .button_pcm {
    right: 4vw;
  }

  .button_aivr {
    right: 8vw;
  }

  .button_snsb {
    right: 16vw;
  }

}


@media only screen and (min-width: 401px) and (max-width: 750px) {
 
 /* Main button  */
 .button_wwp {
    width: 120px;
  }

/* Level 2 */

  .buttons_lv2 {
    width: 120px;
  }

  .button_cc {
    left: 15vw;
    
  }

  .button_di {
    left: 62vw;
  }

 
/* Level 3 left */

  .buttons_lv3 {
    height: 50px;
  }

  .button_psycon {
    left: 2vw;
  }

  .button_coupsy {
    left: 4vw;
  }

  .button_assesment {
    left: 6vw;
  }

/* Level 3 right */
  .button_pcm {
    right: 2vw;
  }

  .button_aivr {
    right: 4vw;
  }

  .button_snsb {
    right: 6vw;
  }

}

@media only screen and (min-width: 280px) and (max-width: 400px) {

/* Main button  */
  .button_wwp {
    width: 100px;
  }

/* Level 2 */
  .buttons_lv2 {
    width: 100px;
  }

  .button_cc {
    left: 10vw;
    
  }

  .button_di {
    left: 62vw;
  }


/* Level 3 */

  .buttons_lv3 {
    height: 40px;
  }

/* Level 3 left */
  .button_psycon {
    left: 1vw;
  }

  .button_coupsy {
    left: 2vw;
  }

  .button_assesment {
    left: 3vw;
  }

/* Level 3 right */
  .button_pcm {
    right: 1vw;
  }

  .button_aivr {
    right: 2vw;
  }

  .button_snsb {
    right: 3vw;
  }
}



/*canvas {
  background: white;
  position: absolute;
  min-height:100%;min-width:100%;height:100%;width:100%;top:0%;left:0%;resize:none;
}*/

section {
  height: 100vh;
  scroll-snap-align: start;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

#scroller {
  scroll-snap-type: y mandatory;
  max-height: 100vh;
  overflow-y: scroll;
  will-change: transform;
}

#scroller.disabled {
  scroll-snap-type: none;
}

#scroll-content-wrapper {
  width: 100%;
  height: 800px;
  overflow: hidden;
  position: relative;
  background: #ccc;
  will-change: transform;
}

#scroll-content {
  width: 100%;
  will-change: transform;
}