.fp-tableCell {
    display: table-cell;
    vertical-align: middle;
    width: 100%;
    height: 100%;
}

#find_bottom{
    text-align: center;
    width: 39px;
    height: 39px;
    margin: 0 auto;
    position: absolute;
    z-index: 99999999;
    left: 0;
    right: 0;
    bottom: 40px;
    border: 2px dotted #fff;
    border-radius: 100%;
    opacity: 0;
    transform: translateY(50px);
    -webkit-transform: translateY(50px);
    -moz-transform: translateY(50px);
    -ms-transform: translateY(50px);
    -o-transform: translateY(50px);
    transition: all ease 0.3s;
    -webkit-transition: all ease 0.5s;
    -moz-transition: all ease 0.5s;
    -ms-transition: all ease 0.5s;
    -o-transition: all ease 0.5s;
    visibility: hidden;
}
.opacity_show_top{
    opacity: 1 !important;
    transition: all ease 1s !important;
    -webkit-transition: all ease 1s !important;
    -moz-transition: all ease 1s !important;
    -ms-transition: all ease 1s !important;
    -o-transition: all ease 1s !important;
    -webkit-transform: translateY(0px) !important;
    -moz-transform: translateY(0px) !important;
    -ms-transform: translateY(0px) !important;
    -o-transform: translateY(0px) !important;
    transform: translateY(0px) !important;
}
#find_bottom img{
    margin-top: 5px;
}
#find_bottom.opacity_show_top{
    visibility: visible;
    transition-delay: 0.8s !important;
    -webkit-transition-delay: 0.8s !important;
    -moz-transition-delay: 0.8s !important;
    -ms-transition-delay: 0.8s !important;
    -o-transition-delay: 0.8s !important;
    -webkit-animation: bottomNiu 2s infinite;
    animation: bottomNiu 2s infinite;
}