使用了animation后translate无效，chrome和firefox无效，IE可以-灵析社区
万码D0YNGCCN@keyframes fadeInDown { 0% { transform: translate(-50%, -20%); opacity: 0; } 100% { transform: translate(-50%, -50%); opacity: 1; } }
@keyframes fadeInDown { 0% { transform: translate(-50%, -20%); opacity: 0; } 100% { transform: translate(-50%, -50%); opacity: 1; } }