anchor.diff:    .ad_change_location_home
       top: 50px
   
  -  #header
  -    .ad_create_tab
  -      position: static
  -      margin-top: 50px
  -
     .home_location_change
       position: relative
       display: inline-block
  
positive.code:     margin-left: 4%
      clear: both
  
    #header
      .ad_create_tab
        position: static
  
negative.code:       margin-left: 5%
        margin-right: 5%
  
  @media only screen and (max-width: 500px)
  
    .message-from-left, .message-from-right
      display: none
  