body{
margin: 0;
padding: 0;
}
.ana{
perspective: 700px;
}
.orta{
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%,-50%);
}
.kart{
width: 200px;
height: 200px;
position: relative;
transition: transform 1s;
transform-style: preserve-3d;
animation: pulse 5s infinite alternate;
animation-iteration-count: 100;
}
@keyframes pulse{
50%{
transform: rotateZ(180deg);
}
}