用@keyframes和animation制作css动画

用@keyframes和animation制作css动画,可以有图标左右摇摆的动作

.div{
  -webkit-animation: icon-bounce 0.5s alternate;
  -moz-animation: icon-bounce 0.5s alternate;
  -o-animation: icon-bounce 0.5s alternate;
  animation: icon-bounce 0.5s alternate;
}


@keyframes icon-bounce {
  0%, 100% {
    -moz-transform: rotate(0deg);
    -ms-transform: rotate(0deg);
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }

  25% {
    -moz-transform: rotate(15deg);
    -ms-transform: rotate(15deg);
    -webkit-transform: rotate(15deg);
    transform: rotate(15deg);
  }

  50% {
    -moz-transform: rotate(-15deg);
    -ms-transform: rotate(-15deg);
    -webkit-transform: rotate(-15deg);
    transform: rotate(-15deg);
  }

  75% {
    -moz-transform: rotate(5deg);
    -ms-transform: rotate(5deg);
    -webkit-transform: rotate(5deg);
    transform: rotate(5deg);
  }

  85% {
    -moz-transform: rotate(-5deg);
    -ms-transform: rotate(-5deg);
    -webkit-transform: rotate(-5deg);
    transform: rotate(-5deg);
  }
}