/* 按钮动画效果 */.按钮的class名{-webkit-animation: free_download 1s linear alternate infinite;animation: free_download 1s linear alternate infinite;}@-webkit-keyframes free_download{0%{-webkit-transform:scale(0.9);}100%{-webkit-transform:scale(1);}}@keyframes free_download{0%{transform:scale(0.9);}100%{transform:scale(1);}}
1200字范文,内容丰富有趣,写作的好帮手!