*
{
    margin:0;
    padding: 0;
    box-sizing:border-box;
}
body
{
    width: 100%;
    height: 100vh;
   /* background: #000;*/
    overflow: hidden;
}
.cursor
{
    position: relative;
    width: 100px;
    height: 100px;
}
.cursor .circle
{
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: linear-gradient(#00d0ff,#ff005e);
border-radius: 50%;
}