.heart{background-color:red;width:20px;height:20px;animation:10s linear infinite fall;position:absolute;transform:rotate(-45deg)}.heart:before,.heart:after{content:"";background-color:red;border-radius:50%;width:20px;height:20px;position:absolute}.heart:before{top:-10px;left:0}.heart:after{top:0;left:10px}@keyframes fall{0%{top:-10%}to{top:110%}}