.showtotop{
    opacity: 0;
}
.active{
    animation:showtop 1s ease-in-out 1 forwards ;
}
.delay0-2{
    animation-delay:0.2s !important ;
}
.delay0-4{
    animation-delay:0.4s !important ;
}
.delay0-6{
    animation-delay:0.6s !important ;
}
.delay0-8{
    animation-delay:0.8s !important ;
}