/*css 动画  */
/*按钮持续扩散*/
@keyframes circleScale {
  0% {
    opacity: 1;
    -webkit-transform: scale(0);
    -moz-transform: scale(0);
    -ms-transform: scale(0);
    transform: scale(0);
  }
  100% {
    opacity: 0;
    -webkit-transform: scale(1);
    -moz-transform: scale(1);
    -ms-transform: scale(1);
    transform: scale(1);
  }
}
@keyframes circleScale1 {
  0% {
    opacity: 1;
    -webkit-transform: scale(0);
    -moz-transform: scale(0);
    -ms-transform: scale(0);
    transform: scale(0);
  }
  60% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    -webkit-transform: scale(3);
    -moz-transform: scale(3);
    -ms-transform: scale(3);
    transform: scale(3);
  }
}