#st-control-1:checked?~?.st-scroll?#st-panel-1?h2,
#st-control-2:checked?~?.st-scroll?#st-panel-2?h2,
#st-control-3:checked?~?.st-scroll?#st-panel-3?h2,
#st-control-4:checked?~?.st-scroll?#st-panel-4?h2,
#st-control-5:checked?~?.st-scroll?#st-panel-5?h2{
??-webkit-animation:moveDown?0.6s?ease-in-out?backwards;
}

@-webkit-keyframes?moveDown{
??0%{
?????-webkit-transform:translateY(-40px);
?????opacity:?0;
??}
??100%{
????-webkit-transform:translateY(0px);
????opacity:?1;
??}
}

這是我的css代碼· ，我只有頁(yè)面剛載入的時(shí)候有效果，無(wú)論選擇那個(gè)input都沒(méi)有效果了，等于是初始化的時(shí)候animation有效，不過(guò)再出發(fā)別的選擇器的時(shí)候，animation無(wú)效了