Css loader

div{
height:50px;
width:50px;
border-radius:50%;
text-align:center;
border:3px solid blue;
border-top:3px solid pink;
position:absolute;
top:250px;
left:150px;
transition:all 2s ease-in;
animation:rotate 1s linear 0.1s infinite normal;

}
@keyframes rotate{
from{
transform:rotate(0deg);
}
to{
transform:rotate(360deg);
}
}