@keyframe: Spin and Scale
HTML
<div class="container">
</div>
CSS
.container {
margin: 200px;
width: 1px;
height: 1px;
background: blue;
animation-name: grow;
animation-duration: 5s;
animation-iteration-count: infinite;
animation-timing-function: linear;
}
@keyframes grow {
0% {
transform: scale(0) rotate(0deg);
}
50% {
transform: scale(350) rotate(180deg);
}
100% {
transform: scale(0) rotate(-359deg);
}
}