.animate-like{animation:like-gif 5s steps(12) 1 both;background:url(../images/ico_good30day.png) 0 0 no-repeat;background-size:auto 100%}.dark .animate-like{animation:like-gif .7s steps(12) 1 both;background:url(../images/ico_good30night.png) 0 0 no-repeat;background-size:auto 100%}@keyframes like-gif{0%{background-position:0}to{background-position:100%}}