#btn_pagetop{position:absolute}#btn_pagetop.fixed,#btn_pagetop.hide{-moz-transition-property:-moz-transform;-o-transition-property:-o-transform;-webkit-transition-property:-webkit-transform;transition-property:transform;-moz-transition-duration:.3s;-o-transition-duration:.3s;-webkit-transition-duration:.3s;transition-duration:.3s;-moz-transition-delay:0s;-o-transition-delay:0s;-webkit-transition-delay:0s;transition-delay:0s;-moz-transition-timing-function:ease;-o-transition-timing-function:ease;-webkit-transition-timing-function:ease;transition-timing-function:ease;position:fixed}