.fx{
  -webkit-transition: all 450ms cubic-bezier(.29,.52,.22,1);
  -moz-transition: all 450ms cubic-bezier(.29,.52,.22,1);
  -o-transition: all 450ms cubic-bezier(.29,.52,.22,1);
  transition: all 450ms cubic-bezier(.29,.52,.22,1);
}



.fxx{
  -webkit-transition: all 300ms cubic-bezier(0.000, 0.845, 0.440, 1.000); 
  -moz-transition: all 300ms cubic-bezier(0.000, 0.845, 0.440, 1.000); 
  -o-transition: all 300ms cubic-bezier(0.000, 0.845, 0.440, 1.000); 
  transition: all 300ms cubic-bezier(0.000, 0.845, 0.440, 1.000);
}